Adobe Security Bulletin

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Utoljára frissítve: 2022. márc. 8.

Security Updates Available for Adobe After Effects | APSB21-115

Bulletin ID	Date Published	Priority
ASPB21-115	December 14, 2021	3

Summary

Adobe has released an update for Adobe After Effects for Windows and macOS. This update addresses  critical and moderate security vulnerabilities. Successful exploitation could lead to arbitrary code execution and privilege escalation in the context of the current user.    

Affected Versions

Product	Version	Platform
Adobe After Effects	22.0 and earlier versions	Windows and macOS
Adobe After Effects	18.4.2 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 After Effects	22.1.1	Windows and macOS	3	Download Center
Adobe After Effects	18.4.3	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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CVE-2021-43755
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:H/I:H/A:H	CVE-2021-44188
Use After Free (CWE-416)	Privilege escalation	Moderate	3.3	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-44189
Out-of-bounds Read (CWE-125)	Privilege escalation	Moderate	3.3	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-44190
Out-of-bounds Read (CWE-125)	Privilege escalation	Moderate	3.3	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-44191
Out-of-bounds Read (CWE-125)	Privilege escalation	Moderate	3.3	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-44192
Out-of-bounds Read (CWE-125)	Privilege escalation	Moderate	3.3	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-44193
Out-of-bounds Read (CWE-125)	Privilege escalation	Moderate	3.3	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-44194
Out-of-bounds Read (CWE-125)	Privilege escalation	Moderate	3.3	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-44195
Out-of-bounds Read (CWE-125)	Privilege escalation	Moderate	3.3	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CVE-2021-43027

Acknowledgements

Adobe would like to thank the following researchers for reporting these issues and for working with Adobe to help protect our customers:  

Francis Provencher working with Trend Micro Zero Day Initiative - CVE-2021-43027
Mat Powell of Trend Micro Zero Day Initiative - CVE-2021-44188, CVE-2021-44189, CVE-2021-44190, CVE-2021-44191, CVE-2021-44192, CVE-2021-44193, CVE-2021-44194, CVE-2021-44195
CQY of Topsec Alpha Team (yjdfy) CVE-2021-43755

Revisions:

December 17, 2021: CVSS Base Scores updated for CVE-2021-44190, CVE-2021-44191, CVE-2021-44192, CVE-2021-44193, CVE-2021-44194, CVE-2021-44195, CVE-2021-44188