Headline
CVE-2021-42725: Adobe Security Bulletin
Adobe Bridge version 11.1.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious M4A file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.
Security Updates Available for Adobe Bridge | APSB21-94
Bulletin ID
Date Published
Priority
APSB21-94
October 26, 2021
2
Summary
Adobe has released a security update for Adobe Bridge. This update addresses critical vulnerabilities that could lead to arbitrary code execution and memory leak.
Affected Versions
Product
Version
Platform
Adobe Bridge
11.1.1 and earlier versions
Windows
Solution
Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version via the Creative Cloud desktop app’s update mechanism. For more information, please reference this help page.
Product
Version
Platform
Priority
Availability
Adobe Bridge
12.0
Windows and macOS
2
Download Page
Adobe Bridge
11.1.2
Windows and macOS
2
Download Page
Vulnerability details
Vulnerability Category
Vulnerability Impact
Severity
CVSS base score
CVSS vector
CVE Numbers
NULL Pointer Dereference (CWE-476)
Memory leak
Critical
8.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE-2021-40750
Double Free (CWE-415)
Arbitrary code execution
Critical
7.8
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2021-42533
Out-of-bounds Read (CWE-125)
Arbitrary code execution
Critical
7.8
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
CVE-2021-42719
CVE-2021-42720
Out-of-bounds Read
(CWE-125)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2021-42722
Access of Memory Location After End of Buffer (CWE-788)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2021-42724
Out-of-bounds Write
(CWE-787)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2021-42728
Access of Memory Location After End of Buffer (CWE-788)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2021-42729
Access of Memory Location After End of Buffer
(CWE-788)
Arbitrary code execution
Critical
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2021-42730
Acknowledgments
Adobe would like to thank the following researcher for reporting this issue and for working with Adobe to help protect our customers:
(hy350) HY350 of Topsec Alpha Team CVE-2021-40750
(yjdfy) CQY of Topsec Alpha Team CVE-2021-42730; CVE-2021-42729
(cff_123) CFF of Topsec Alpha Team- CVE-2021-42728; CVE-2021-42724; CVE-2021-42722; CVE-2021-42720; CVE-2021-42719
Francis Provencher working with Trend Micro Zero Day Initiative (CVE02021-42533)
Revisions
December 6th, 2021: Added CVE details for CVE-2021-44185, CVE-2021-44186, CVE-2021-44187
January 11, 2022: Moved CVE details for CVE-2021-44185, CVE-2021-44186, CVE-2021-44187 to bulletin: https://helpx.adobe.com/security/products/bridge/apsb22-03.html
For more information, visit https://helpx.adobe.com/security.html, or email [email protected]
Related news
Adobe Bridge version 12.0.2 (and earlier) and 11.1.3 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Adobe Bridge version 12.0.1 (and earlier versions) is affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.