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AUSCERT External Security Bulletin Redistribution
ESB-2021.3080
APSB21-82 Security update available for Adobe Experience Manager
15 September 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: Adobe Experience Manager
Publisher: Adobe
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Apple iOS
Android
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Existing Account
Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-40714 CVE-2021-40713 CVE-2021-40712
CVE-2021-40711
Original Bulletin:
https://helpx.adobe.com/security/products/experience-manager/apsb21-82.html
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Security updates available for Adobe Experience Manager | APSB21-82
Bulletin ID Date Published Priority
APSB21-82 September 14, 2021 2
Summary
Adobe has released updates for Adobe Experience Manager (AEM). These updates
resolve vulnerabilities rated critical and Important . Successful exploitation
of these vulnerabilities could result in arbitrary code execution .
Affected product versions
+------------------------------+-----------------------------------+----------+
| Product | Version | Platform |
+------------------------------+-----------------------------------+----------+
| |AEM Cloud Service (CS) |All |
|Adobe Experience Manager (AEM)+-----------------------------------+----------+
| |6.5.9.0 and earlier versions |All |
+------------------------------+-----------------------------------+----------+
Solution
Adobe categorizes these updates with the following priority ratings and
recommends users update their installation to the newest version:
+------------------+--------------+----------+--------+-----------------------+
| Product | Version | Platform |Priority| Availability |
+------------------+--------------+----------+--------+-----------------------+
| |AEM Cloud |All |2 |Release Notes |
|Adobe Experience |Service (CS) | | | |
|Manager (AEM) +--------------+----------+--------+-----------------------+
| |6.5.10.0 |All |2 |AEM 6.5 Service Pack |
| | | | |Release Notes |
+------------------+--------------+----------+--------+-----------------------+
Note:
Customers running on Adobe Experience Manager's Cloud Service will
automatically receive updates that include new features as well as security and
functionality bug fixes.
Note:
Please contact Adobe customer care for assistance with AEM versions 6.4, 6.3
and 6.2.
Vulnerability details
Vulnerability Vulnerability Severity CVSS CVE Number
Category Impact base CVSS vector
score
Cross-site
Scripting Arbitrary code CVSS:3.1/AV:N/
(XSS) execution Critical 7.5 AC:L/PR:N/UI:N/ CVE-2021-40711
S:U/C:N/I:H/A:N
( CWE-79 )
Improper Input Application CVSS:3.1/AV:N/
Validation ( denial-of-service Important 6.5 AC:L/PR:L/UI:N/ CVE-2021-40712
CWE-20 ) S:U/C:N/I:N/A:H
Improper CVSS:3.1/AV:N/
Certificate Security feature Important 5.9 AC:H/PR:N/UI:N/ CVE-2021-40713
Validation ( bypass S:U/C:H/I:N/A:N
CWE-295 )
Cross-site
Scripting Arbitrary code CVSS:3.1/AV:N/
(XSS) execution Important 6.4 AC:L/PR:N/UI:R/ CVE-2021-40714
S:U/C:L/I:L/A:N
( CWE-79 )
Updates to dependencies
+----------------+-----------------------------------+-----------------------+
|Dependency |Vulnerability Impact |Affected Versions |
+----------------+-----------------------------------+-----------------------+
| | |AEM CS |
|Iodash |Arbitrary code execution | |
| | |AEM 6.5.9.0 and earlier|
+----------------+-----------------------------------+-----------------------+
| | |AEM CS |
|Apache Sling |Path Traversal | |
| | |AEM 6.5.9.0 and earlier|
+----------------+-----------------------------------+-----------------------+
| | |AEM CS |
|Jetty |Denial of service | |
| | |AEM 6.5.9.0 and earlier|
+----------------+-----------------------------------+-----------------------+
| | |AEM CS |
|Jackson-Databind|Unchecked allocation of byte buffer| |
| | |AEM 6.5.9.0 and earlier|
+----------------+-----------------------------------+-----------------------+
Acknowledgments
Adobe would like to thank Lorenzo (CVE-2021-40711, CVE-2021-40712) for
reporting this issue and for working with Adobe to help protect our customers.
For more information, visit https://helpx.adobe.com/security.html , or email
PSIRT@adobe.com.
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