Headline
CVE-2022-35667: Adobe Security Bulletin
Adobe Acrobat Reader versions 22.001.20169 (and earlier), 20.005.30362 (and earlier) and 17.012.30249 (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.
Security update available for Adobe Acrobat and Reader | APSB22-39
Bulletin ID
Date Published
Priority
APSB22-39
August 9, 2022
2
Summary
Adobe has released security updates for Adobe Acrobat and Reader for Windows and macOS. These updates address multiple critical and important vulnerabilities. Successful exploitation could lead to arbitrary code execution and memory leak.
Affected Versions
Product
Track
Affected Versions
Platform
Acrobat DC
Continuous
22.001.20169 and earlier versions
Windows & macOS
Acrobat Reader DC
Continuous
22.001.20169 and earlier versions
Windows & macOS
Acrobat 2020
Classic 2020
20.005.30362 and earlier versions
Windows & macOS
Acrobat Reader 2020
Classic 2020
20.005.30362 and earlier versions
Windows & macOS
Acrobat 2017
Classic 2017
17.012.30249 and earlier versions
Windows & macOS
Acrobat Reader 2017
Classic 2017
17.012.30249 and earlier versions
Windows & macOS
For questions regarding Acrobat DC, please visit the Acrobat DC FAQ page.
Solution
Adobe recommends users update their software installations to the latest versions by following the instructions below.
The latest product versions are available to end users via one of the following methods:
Users can update their product installations manually by choosing Help > Check for Updates.
The products will update automatically, without requiring user intervention, when updates are detected.
The full Acrobat Reader installer can be downloaded from the Acrobat Reader Download Center.
For IT administrators (managed environments):
Refer to the specific release note version for links to installers.
Install updates via your preferred methodology, such as AIP-GPO, bootstrapper, SCUP/SCCM (Windows), or on macOS, Apple Remote Desktop and SSH.
Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version:
Product
Track
Updated Versions
Platform
Priority Rating
Availability
Acrobat DC
Continuous
22.002.20191
Windows and macOS
2
Release Notes
Acrobat Reader DC
Continuous
22.002.20191
Windows and macOS
2
Release Notes
Acrobat 2020
Classic 2020
20.005.30381
Windows and macOS
2
Release Notes
Acrobat Reader 2020
Classic 2020
20.005.30381
Windows and macOS
2
Release Notes
Acrobat 2017
Classic 2017
17.012.30262
Windows and macOS
2
Release Notes
Acrobat Reader 2017
Classic 2017
17.012.30262
Windows and macOS
2
Release Notes
Vulnerability Details
Vulnerability Category
Vulnerability Impact
Severity
CVSS base score
CVSS vector
CVE Number
Use After Free (CWE-416)
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-2022-35665
Improper Input Validation (CWE-20)
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-2022-35666
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-2022-35667
Improper Input Validation (CWE-20)
Memory leak
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2022-35668
Use After Free (CWE-416)
Memory leak
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2022-35670
Out-of-bounds Read (CWE-125)
Memory leak
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2022-35671
Out-of-bounds Read (CWE-125)
Memory leak
Important
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVE-2022-35678
Acknowledgements
Adobe would like to thank the following for reporting these issues and for working with Adobe to help protect our customers:
Kai Lu of Zscaler’s ThreatLabz - CVE-2022-35665, CVE-2022-35666, CVE-2022-35668, CVE-2022-35670
Anonymous working with Trend Micro Zero Day Initiative - CVE-2022-35667
Rocco Calvi (@TecR0c) working with Trend Micro Zero Day Initiative - CVE-2022-35671
kdot working with Trend Micro Zero Day Initiative - CVE-2022-35678
Revisions:
July 26, 2022: Added CVE details for CVE-2022-35669
May 9th, 2022: Added CVE details for CVE-2022-28837, CVE-2022-28838
April 18, 2022: Updated acknowledgement for CVE-2022-24102, CVE-2022-24103, CVE-2022-24104
For more information, visit https://helpx.adobe.com/security.html, or email [email protected].
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Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free vulnerability in the processing of the acroform event 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.
Acrobat Reader DC versions 20.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free 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.
Acrobat Reader DC versions 20.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free 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.
Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free vulnerability in the processing of the acroform event 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.
Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free vulnerability in the processing of the acroform event 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.
Acrobat Reader DC versions 20.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free 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.
Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free vulnerability in the processing of the acroform event 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.
Acrobat Reader DC versions 20.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) are affected by a use-after-free 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.