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AUSCERT External Security Bulletin Redistribution
ESB-2023.0960
Advisory (icsa-23-047-01) Siemens Solid Edge
17 February 2023
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AusCERT Security Bulletin Summary
---------------------------------
Product: Siemens Solid Edge
Publisher: ICS-CERT
Operating System: Network Appliance
Resolution: Patch/Upgrade
CVE Names: CVE-2023-25140 CVE-2023-24581 CVE-2023-24566
CVE-2023-24565 CVE-2023-24564 CVE-2023-24563
CVE-2023-24562 CVE-2023-24561 CVE-2023-24560
CVE-2023-24559 CVE-2023-24558 CVE-2023-24557
CVE-2023-24556 CVE-2023-24555 CVE-2023-24554
CVE-2023-24553 CVE-2023-24552 CVE-2023-24551
CVE-2023-24550 CVE-2023-24549 CVE-2023-23579
CVE-2023-22846 CVE-2023-22670 CVE-2023-22669
CVE-2023-22354 CVE-2023-22321 CVE-2023-22295
CVE-2022-46349 CVE-2022-46348 CVE-2022-46347
CVE-2022-46346 CVE-2022-46345 CVE-2021-43391
CVE-2021-43336 CVE-2021-32948 CVE-2021-32938
CVE-2021-32936
Original Bulletin:
https://us-cert.cisa.gov/ics/advisories/icsa-23-047-01
Comment: CVSS (Max): 7.8 CVE-2023-25140 (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
CVSS Source: ICS-CERT
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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ICS Advisory (ICSA-23-047-01)
Siemens Solid Edge
Original release date: February 16, 2023
Legal Notice
All information products included in https://us-cert.cisa.gov/ics are provided
"as is" for informational purposes only. The Department of Homeland Security
(DHS) does not provide any warranties of any kind regarding any information
contained within. DHS does not endorse any commercial product or service,
referenced in this product or otherwise. Further dissemination of this product
is governed by the Traffic Light Protocol (TLP) marking in the header. For more
information about TLP, see https://us-cert.cisa.gov/tlp/ .
As of January 10, 2023, CISA will no longer be updating ICS security advisories
for Siemens product vulnerabilities beyond the initial advisory. For the most
up-to-date information on vulnerabilities in this advisory, please see Siemens'
ProductCERT Security Advisories (CERT Services | Services | Siemens Global).
1. EXECUTIVE SUMMARY
o CVSS v3 7.8
o ATTENTION: Low attack complexity
o Vendor: Siemens
o Equipment: Solid Edge
o Vulnerabilities: Out-of-bounds Write, Out-of-bounds Read, Heap-based Buffer
Overflow, Stack-based Buffer Overflow, Access of Uninitialized Pointer,
Improper Restriction of Operations within the Bounds of a Memory Buffer,
Use After Free
2. RISK EVALUATION
If a malicious cyber actor tricks a user into opening a malicious file with the
affected applications, then the cyber actor could crash the application,
extract data, or arbitrarily execute code.
3. TECHNICAL DETAILS
3.1 AFFECTED PRODUCTS
Siemens reports these vulnerabilities affect Solid Edge products. See
SSA-491245 for more information on which specific vulnerabilities affect each
of the following:
o Solid Edge SE2022: All versions
o Solid Edge SE2022: All versions prior to V2210 Update12
o Solid Edge SE2023: All versions prior to V2023 Update2
3.2 VULNERABILITY OVERVIEW
3.2.1 OUT-OF-BOUNDS WRITE CWE-787
Versions of Open Design Alliance Drawings SDK prior to 2022.4 contain an
out-of-bounds write issue while parsing specially crafted DXF files. This could
result in a write past the end of an allocated buffer, allowing a malicious
cyber actor to execute code in the context of the current process.
CVE-2021-32936 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.2 OUT-OF-BOUNDS READ CWE-125
Versions of Open Design Alliance Drawings SDK prior to V2022.4 are vulnerable
to an out-of-bounds read while parsing specially crafted DWG files. This could
allow a malicious cyber actor to read sensitive information from memory
locations and to cause a denial-of-service condition.
CVE-2021-32938 has been assigned to this vulnerability. A CVSS v3 base score of
7.1 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:N/A:H ).
3.2.3 OUT-OF-BOUNDS WRITE CWE-787
Versions of Open Design Alliance Drawings SDK prior to V2022.4 contain an
out-of-bounds write issue while parsing specially crafted DWG files. This could
result in a write past the end of an allocated buffer, allowing a malicious
cyber actor to execute code in the context of the current process.
CVE-2021-32948 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.4 OUT-OF-BOUNDS WRITE CWE-787
Versions of Open Design Alliance Drawings SDK prior to V2022.11 contain an
out-of-bounds write vulnerability when parsing a DXF file. A malicious cyber
actor could leverage this vulnerability to execute code in the context of the
current process.
CVE-2021-43336 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.5 OUT-OF-BOUNDS READ CWE-125
Versions of Open Design Alliance Drawings SDK prior to V2022.11 used in
affected products contain an out-of-bounds write vulnerability when parsing a
DXF file. A malicious cyber actor could leverage this vulnerability to execute
code in the context of the current process.
CVE-2021-43391 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.6 OUT-OF-BOUNDS WRITE CWE-787
The affected products contain an out-of-bounds write past the end of an
allocated structure while parsing specially crafted X_B files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2022-46345 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.7 OUT-OF-BOUNDS WRITE CWE-787
The affected products contain an out-of-bounds write past the end of an
allocated structure while parsing specially crafted X_B files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2022-46346 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.8 OUT-OF-BOUNDS WRITE CWE-787
The affected products contain an out-of-bounds write past the end of an
allocated structure while parsing specially crafted X_B files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2022-46347 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.9 OUT-OF-BOUNDS WRITE CWE-787
The affected products contain an out-of-bounds write past the end of an
allocated structure while parsing specially crafted X_B files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2022-46348 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.10 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted X_B files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2022-46349 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.11 OUT-OF-BOUNDS READ CWE-125
Versions of Datakit CrossCadWare_x64.dll used in affected products contain an
out-of-bounds read past the end of an allocated buffer while parsing a
specially crafted SLDPRT file. A malicious cyber actor could use this
vulnerability to disclose sensitive information.
CVE-2023-22295 has been assigned to this vulnerability. A CVSS v3 base score of
3.3 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:L/I:N/A:N ).
3.2.12 OUT-OF-BOUNDS READ CWE-125
Versions of Datakit CrossCadWare_x64.dll used in affected products contain an
out-of-bounds read past the end of an allocated buffer while parsing a
specially crafted SLDPRT file. A malicious cyber actor could use this
vulnerability to disclose sensitive information.
CVE-2023-22321 has been assigned to this vulnerability. A CVSS v3 base score of
3.3 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:L/I:N/A:N ).
3.2.13 OUT-OF-BOUNDS READ CWE-125
Versions of Datakit CrossCadWare_x64.dll used in affected products contain an
out-of-bounds read past the end of an allocated buffer while parsing a
specially crafted SLDPRT file. A malicious cyber actor could use this
vulnerability to disclose sensitive information.
CVE-2023-22354 has been assigned to this vulnerability. A CVSS v3 base score of
3.3 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:L/I:N/A:N ).
3.2.14 HEAP-BASED BUFFER OVERFLOW CWE-122
Versions of Open Design Alliance Drawings SDK used in affected products are
vulnerable to heap-based buffer while parsing specially crafted DWG files. A
malicious cyber actor could execute code in the context of the current process.
CVE-2023-22669 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.15 HEAP-BASED BUFFER OVERFLOW CWE-122
Versions of Open Design Alliance Drawings SDK used in affected products are
vulnerable to heap-based buffer while parsing specially crafted DWG files. A
malicious cyber actor could execute code in the context of the current process.
CVE-2023-22670 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.16 OUT-OF-BOUNDS READ CWE-125
Versions of Datakit CrossCadWare_x64.dll used in affected products contain an
out-of-bounds read past the end of an allocated buffer while parsing a
specially crafted SLDPRT file. A malicious cyber actor could use this
vulnerability to disclose sensitive information.
CVE-2023-22846 has been assigned to this vulnerability. A CVSS v3 base score of
3.3 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:L/I:N/A:N ).
3.2.17 OUT-OF-BOUNDS WRITE CWE-787
Versions of Datakit CrossCadWare_x64.dll used in affected products contain an
out-of-bounds write past the end of an allocated buffer while parsing a
specially crafted SLDPRT file. A malicious cyber actor could execute code in
the context of the current process.
CVE-2023-23579 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.18 STACK-BASED BUFFER OVERFLOW CWE-121
The affected products are vulnerable to a stack-based buffer overflow while
parsing specially crafted PAR files. A malicious cyber actor could execute code
in the context of the current process.
CVE-2023-24549 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.19 HEAP-BASED BUFFER OVERFLOW CWE-122
The affected products are vulnerable to heap-based buffer overflow while
parsing specially crafted PAR files. A malicious cyber actor could execute code
in the context of the current process.
CVE-2023-24550 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.20 HEAP-BASED BUFFER OVERFLOW CWE-122
The affected products are vulnerable to heap-based buffer underflow while
parsing specially crafted PAR files. A malicious cyber actor could execute code
in the context of the current process.
CVE-2023-24551 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.21 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated buffer while parsing a specially crafted PAR file. A malicious cyber
actor could execute code in the context of the current process.
CVE-2023-24552 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.22 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-24553 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.23 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-24554 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.24 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-24555 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.25 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-24556 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.26 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-24557 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.27 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out of bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-24558 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.28 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-24559 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.29 OUT-OF-BOUNDS WRITE CWE-787
The affected products contain an out-of-bounds write past the end of an
allocated buffer while parsing a specially crafted PAR file. A malicious cyber
actor could execute code in the context of the current process.
CVE-2023-24560 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.30 ACCESS OF UNINITIALIZED POINTER CWE-824
The affected products are vulnerable to uninitialized pointer access while
parsing specially crafted PAR files. A malicious cyber actor could execute code
in the context of the current process.
CVE-2023-24561 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.31 ACCESS OF UNINITIALIZED POINTER CWE-824
The affected products are vulnerable to uninitialized pointer access while
parsing specially crafted PAR files. A malicious cyber actor could execute code
in the context of the current process.
CVE-2023-24562 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.32 ACCESS OF UNINITIALIZED POINTER CWE-824
The affected products are vulnerable to uninitialized pointer access while
parsing specially crafted PAR files. A malicious cyber actor could execute code
in the context of the current process.
CVE-2023-24563 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.33 IMPROPER RESTRICTION OF OPERATIONS WITHIN THE BOUNDS OF A MEMORY BUFFER
CWE-119
The affected products contain a memory corruption vulnerability while parsing
specially crafted DWG files. A malicious cyber actor could execute code in the
context of the current process.
CVE-2023-24564 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.34 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated buffer while parsing a specially crafted STL file. A malicious cyber
actor could disclose sensitive information.
CVE-2023-24565 has been assigned to this vulnerability. A CVSS v3 base score of
3.3 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:L/I:N/A:N ).
3.2.35 STACK-BASED BUFFER OVERFLOW CWE-121
The affected products are vulnerable to stack-based buffer while parsing
specially crafted PAR files. A malicious cyber actor could execute code in the
context of the current process.
CVE-2023-24566 has been assigned to this vulnerability. A CVSS v3 base score of
3.3 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:L/I:N/A:N ).
3.2.36 USE AFTER FREE CWE-416
The affected products contain a use-after-free vulnerability potentially
triggered while parsing specially crafted STP files. A malicious cyber actor
could execute code in the context of the current process.
CVE-2023-24581 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.2.37 OUT-OF-BOUNDS READ CWE-125
The affected products contain an out-of-bounds read past the end of an
allocated structure while parsing specially crafted PAR files. A malicious
cyber actor could execute code in the context of the current process.
CVE-2023-25140 has been assigned to this vulnerability. A CVSS v3 base score of
7.8 has been calculated. The CVSS vector string is ( CVSS:3.1/AV:L/AC:L/PR:N/
UI:R/S:U/C:H/I:H/A:H ).
3.3 BACKGROUND
o CRITICAL INFRASTRUCTURE SECTORS: Critical Manufacturing
o COUNTRIES/AREAS DEPLOYED: Worldwide
o COMPANY HEADQUARTERS LOCATION: Germany
3.4 RESEARCHER
Michael Heinzl, Trend Micro Zero Day Initiative, and Open Design Alliance
coordinated these vulnerabilities with Siemens.
4. MITIGATIONS
Siemens has released updates for the affected products and recommends updating
to the latest versions.
o Solid Edge SE2022: Update to V2210 Update12 or later version
o Solid Edge SE2023: Update to V2023 Update2 or later version
Siemens has identified the following specific workarounds and mitigations users
can apply to reduce risk:
o Avoid opening untrusted X_B, DWG, DXF, STL, STP, SLDPRT and PAR files in
Solid Edge
As a general security measure, Siemens strongly recommends protecting network
access to devices with appropriate mechanisms. To operate the devices in a
protected IT environment, Siemens recommends configuring the environment
according to Siemens' operational guidelines for industrial security , and to
follow the recommendations in the product manuals. See additional information
on industrial security by Siemens.
For further inquiries on security vulnerabilities in Siemens products and
solutions, users should contact Siemens ProductCERT .
For more information, see the associated Siemens security advisory SSA-491245
in HTML and CSAF .
CISA recommends users take defensive measures to minimize the risk of
exploitation of these vulnerabilities. CISA reminds organizations to perform
proper impact analysis and risk assessment prior to deploying defensive
measures.
CISA also provides a section for control systems security recommended practices
on the ICS webpage at cisa.gov/ics . Several CISA products detailing cyber
defense best practices are available for reading and download, including
Improving Industrial Control Systems Cybersecurity with Defense-in-Depth
Strategies .
Additional mitigation guidance and recommended practices are publicly available
on the ICS webpage at cisa.gov/ics in the technical information paper,
ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation
Strategies .
Organizations observing suspected malicious activity should follow established
internal procedures and report findings to CISA for tracking and correlation
against other incidents.
CISA also recommends users take the following measures to protect themselves
from social engineering attacks:
o Do not click web links or open attachments in unsolicited email messages.
o Refer to Recognizing and Avoiding Email Scams for more information on
avoiding email scams.
o Refer to Avoiding Social Engineering and Phishing Attacks for more
information on social engineering attacks.
No known public exploits specifically target these vulnerabilities. These
vulnerabilities are not exploitable remotely. These vulnerabilities have low
attack complexity.
For any questions related to this report, please contact the CISA at:
Email: CISAservicedesk@cisa.dhs.gov
Toll Free: 1-888-282-0870
CISA continuously strives to improve its products and services. You can help by
choosing one of the links below to provide feedback about this product.
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