Adobe Security Bulletin

Security update available for Adobe Acrobat and Reader  | APSB23-54

Bulletin ID

Date Published

Priority

APSB23-54

November 14, 2023

3

Summary

Adobe has released a security update for Adobe Acrobat and Reader for Windows and macOS. This update addresses critical, important and moderate vulnerabilities. Successful exploitation could lead to arbitrary code execution and memory leak.     

Affected Versions

Product

Track

Affected Versions

Platform

Acrobat DC 

Continuous 

23.006.20360 and earlier versions

Windows &  macOS

Acrobat Reader DC

Continuous 

23.006.20360 and earlier versions

 

Windows & macOS




     

Acrobat 2020

Classic 2020           

20.005.30524 and earlier versions

 

Windows & macOS

Acrobat Reader 2020

Classic 2020           

20.005.30524 and earlier versions

Windows & macOS

For questions regarding Acrobat DC, please visit the Acrobat DC FAQ page

For questions regarding Acrobat Reader DC, please visit the Acrobat Reader 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

23.006.20380

Windows and macOS

3

Acrobat Reader DC

Continuous

23.006.20380

Windows and macOS

3

Release Notes     

 

 

 

 

 

 

Acrobat 2020

Classic 2020           

20.005.30539 

Windows  and macOS  

3

Acrobat Reader 2020

Classic 2020 

20.005.30539
 

Windows  and macOS 

3

Vulnerability Details

Vulnerability Category Vulnerability Impact Severity CVSS base score CVSS vector CVE Number
Use After Free (CWE-416)
Arbitrary code execution
Critical
8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2023-44336
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-2023-44337
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-2023-44338
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-2023-44359
Access of Uninitialized Pointer (CWE-824)
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-2023-44365
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-2023-44366
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-2023-44367
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-2023-44371
Use After Free (CWE-416)
Arbitrary code execution
Critical 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2023-44372
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-2023-44339
Out-of-bounds Read (CWE-125)
Memory leak
Moderate
3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N CVE-2023-44340
Out-of-bounds Read (CWE-125)
Memory leak Moderate 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVE-2023-44348
Out-of-bounds Read (CWE-125)
Memory leak
Moderate 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVE-2023-44356
Out-of-bounds Read (CWE-125)
Memory leak
Moderate
3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVE-2023-44357
Out-of-bounds Read (CWE-125)
Memory leak
Moderate
3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVE-2023-44358
Out-of-bounds Read (CWE-125)
Memory leak
Moderate
3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVE-2023-44360
Use After Free (CWE-416)
Memory leak
Moderate
3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVE-2023-44361

Acknowledgements

Adobe would like to thank the following researcher for reporting this issue and for working with Adobe to help protect our customers:   

  • Mat Powell of Trend Micro Zero Day Initiative - CVE-2023-44359, CVE-2023-44365, CVE-2023-44366, CVE-2023-44367, CVE-2023-44371, CVE-2023-44348, CVE-2023-44356, CVE-2023-44357, CVE-2023-44358
  • Anonymous working with Trend Micro Zero Day Initiative - CVE-2023-44337, CVE-2023-44338, CVE-2023-44339, CVE-2023-44340, CVE-2023-44360, CVE-2023-44361
  • Cisco Talos (ciscotalos) - CVE-2023-44336, CVE-2023-44372

NOTE: Adobe has a private, invite-only, bug bounty program with HackerOne. If you are interested in working with Adobe as an external security researcher, please fill out this form for next steps.

For more information, visit https://helpx.adobe.com/security.html, or email PSIRT@adobe.com.

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