ゼットスケーラーのセキュリティアドバイザリ

セキュリティ アドバイザリー - November 14, 2023

Zscaler protects against 17 new vulnerabilities for Adobe Acrobat and Reader

  1. Overview

Zscaler, working with Microsoft through their MAPP program, has proactively deployed protection for the following 17 vulnerabilities included in the November 2023 Adobe security bulletins. Zscaler will continue to monitor exploits associated with all vulnerabilities in the November release and deploy additional protections, as necessary.

APSB23-54 – Security updates available for Adobe Acrobat and Reader.

Adobe has released security updates for Adobe Acrobat and Reader for Windows and macOS. These updates address critical and important vulnerabilities. Successful exploitation could lead to arbitrary code execution, privilege escalation, security feature bypass and memory leak.

Affected Software

  • Acrobat DC Continuous 23.006.20380 (Win), 23.006.20380 (Mac) and earlier versions for Windows & macOS
  • Acrobat Reader DC Continuous 23.006.20380 (Win), 23.006.20380 (Mac) and earlier versions for Windows & macOS
  • Acrobat 2020 Classic 2020 20.005.30539 and earlier versions for Windows & macOS
  • Acrobat Reader 2020 Classic 20.005.30539 and earlier versions for Windows & macOS

CVE-2023-44336 – Use After Free vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44337 – Use After Free vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44338 – Out-of-bounds Read vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44359 – Use After Free vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44365 – Access of Uninitialized Pointer vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44366 – Out-of-bounds Write vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44367 – Use After Free vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44371 – Use After Free vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44372 – Use After Free vulnerability leading to Arbitrary code execution.

Severity: Critical

CVE-2023-44339 – Out-of-bounds Read leading to Memory leak.

Severity: Important

CVE-2023-44340 – Out-of-bounds Read vulnerability leading to Memory leak.

Severity: Moderate

CVE-2023-44348 – Out-of-bounds Read vulnerability leading to Memory leak.

Severity: Moderate

CVE-2023-44356 – Out-of-bounds Read vulnerability leading to Memory leak.

Severity: Moderate

CVE-2023-44357– Out-of-bounds Read vulnerability leading to Memory leak.

Severity: Moderate

CVE-2023-44358 – Out-of-bounds Read vulnerability leading to Memory leak.

Severity: Moderate

CVE-2023-44360 – Out-of-bounds Read vulnerability leading to Memory leak.

Severity: Moderate

CVE-2023-44361 – Use After Free vulnerability leading to Memory leak.

Severity: Moderate