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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.

CVE
#vulnerability#mac#windows#apple#ssh#zero_day

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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