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AUSCERT External Security Bulletin Redistribution
ESB-2022.2510
Security Bulletin: IBM Cloud Private is vulnerable to
server-side request forgery due to Python (CVE-2021-29921)
23 May 2022
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Cloud Private
Publisher: IBM
Operating System: Linux variants
Resolution: Patch/Upgrade
CVE Names: CVE-2021-29921
Original Bulletin:
https://www.ibm.com/support/pages/node/6588167
Comment: CVSS (Max): 9.1 CVE-2021-29921 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
CVSS Source: IBM
Calculator: https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- --------------------------BEGIN INCLUDED TEXT--------------------
IBM Cloud Private is vulnerable to server-side request forgery due to Python
(CVE-2021-29921)
Document Information
Document number : 6588167
Modified date : 20 May 2022
Product : IBM Cloud Private
Component : NA
Software version : All
Operating system(s): Linux
Edition : NA
Summary
There is a vulnerability in Python open source used by IBM Cloud Private for
scripting. The vulnerability could be exploited by an attacker to conduct SSRF
or local file include attacks. This bulletin identifies the security fixes to
apply to address the Python vulnerability (CVE-2021-29921)
Vulnerability Details
CVEID: CVE-2021-29921
DESCRIPTION: Python is vulnerable to server-side request forgery, caused by
improper input validation of octal strings in the stdlib ipaddress. By
submitting a specially-crafted IP address to a web application, an attacker
could exploit this vulnerability to conduct SSRF or local file include attacks.
CVSS Base score: 9.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
201083 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
Affected Products and Versions
+--------------------+----------+
|Affected Product(s) |Version(s)|
+--------------------+----------+
|IBM Cloud Private |3.1.0 |
+--------------------+----------+
|IBM Cloud Private |3.1.1 |
+--------------------+----------+
|IBM Cloud Private |3.1.2 |
+--------------------+----------+
|IBM Cloud Private |3.2.0 |
+--------------------+----------+
|IBM Cloud Private |3.2.1 CD |
+--------------------+----------+
|IBM Cloud Private |3.2.2 CD |
+--------------------+----------+
Remediation/Fixes
Product defect fixes and security updates are only available for the two most
recent Continuous Delivery (CD) update packages
o IBM Cloud Private 3.2.1
o IBM Cloud Private 3.2.2
For IBM Cloud Private 3.2.1, apply fix pack:
o IBM Cloud Private 3.2.1.2203
For IBM Cloud Private 3.2.2, apply fix pack:
o IBM Cloud Private 3.2.2.2203
For IBM Cloud Private 3.1.0, 3.1.1, 3.1.2, 3.2.0
o Upgrade to the latest Continuous Delivery (CD) update package, IBM Cloud
Private 3.2.2.
o If required, individual product fixes can be made available between CD
update packages for resolution of problems. Contact IBM support for
assistance
Workarounds and Mitigations
None
Change History
22 Apr 2022: Initial Publication
- --------------------------END INCLUDED TEXT--------------------
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