Headline
CVE-2021-42263: Adobe Security Bulletin
Adobe Premiere Pro 15.4.1 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Security Updates Available for Adobe Premiere Pro | APSB21-100
Bulletin ID
Date Published
Priority
APSB21-100
October 26, 2021
3
Summary
Adobe has released updates for Adobe Premiere Pro for Windows and macOS. This update addresses critical, important and moderate vulnerabilities. Successful exploitation could lead to arbitrary code execution, privilege escalation and application denial of service.
Affected Versions
Product
Version
Platform
Adobe Premiere Pro
15.4.1 and earlier versions
Windows and macOS
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 Rating
Availability
Adobe Premiere Pro
22.0
Windows and macOS
3
Download Center
Adobe Premiere Pro
15.4.2
Windows and macOS
3
Download Center
For managed environments, IT administrators can use the Admin Console to deploy Creative Cloud applications to end users. Refer to this help page for more information.
Vulnerability details
Vulnerability Category
Vulnerability Impact
Severity
CVSS base score
CVSS vector
CVE Numbers
Access of Memory Location After End of Buffer
(CWE-788)
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-2021-40792
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-2021-40793
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-2021-40794
NULL Pointer Dereference (CWE-476)
Application denial of service
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE-2021-40796
NULL Pointer Dereference (CWE-476)
Application denial of service
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE-2021-42263
NULL Pointer Dereference (CWE-476)
Application denial of service
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVE-2021-42264
Acknowledgments
Adobe would like to thank the following for reporting these issues and for working with Adobe to help protect our customers:
(hy350) HY350 of Topsec Alpha Team- CVE-2021-42264; CVE-2021-42263; CVE-2021-40796
(yjdfy) CQY of Topsec Alpha Team- CVE-2021-40793
(cff_123) CFF of Topsec Alpha Team- CVE-2021-40794; CVE-2021-40792
Revisions
October 30, 2021: Added row to solution table for N-1 version.
For more information, visit https://helpx.adobe.com/security.html, or email [email protected]