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CVE-2021-42726— Adobe Bridge Memory Corruption could lead to Arbitrary code execution

Quick assessment

Affected
Adobe Bridge
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Adobe Media Encoder是美国奥多比（Adobe）公司的一款音、视频编码应用程序。 Adobe Media Encoder 15.4及更早版本存在安全漏洞，攻击者可利用此漏洞诱使当前用户打开特制的文件从而执行任意代码。

CVSS 7.8 · High EPSS 2.35% · P83
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I. Basic Information for CVE-2021-42726

Vulnerability Information
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Vulnerability Title
Adobe Bridge Memory Corruption could lead to Arbitrary code execution
Source: CVE Program / CVE List V5
Vulnerability Description
Adobe Bridge version 11.1.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious M4A file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在缓冲区结束位置之后访问内存
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Media Encoder 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Media Encoder是美国奥多比（Adobe）公司的一款音、视频编码应用程序。 Adobe Media Encoder 15.4及更早版本存在安全漏洞，攻击者可利用此漏洞诱使当前用户打开特制的文件从而执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Adobe Bridge unspecified ~ 11.1.1 -

II. Public POCs for CVE-2021-42726

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III. Intelligence Information for CVE-2021-42726

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Vendor Advisories for CVE-2021-42726 (1)

Same Patch Batch · Adobe · 2021-11-16 · 8 CVEs total

CVE-2021-43013 7.8 HIGH Adobe Media Encoder memory corruption vulnerability could lead to remote code execution
CVE-2021-42721 7.8 HIGH Adobe Bridge Use After Free could lead to Arbitrary code execution
CVE-2021-42723 7.8 HIGH Adobe Bridge Out-of-bounds read could lead to Arbitrary Code Execution
CVE-2021-42731 7.8 HIGH Adobe Indesign Buffer Overflow Could Lead to Remote Code Execution
CVE-2021-42725 7.8 HIGH Adobe Bridge Memory Corruption could lead to Arbitrary code execution
CVE-2021-43012 7.8 HIGH Adobe Prelude M4A file memory corruption vulnerability could lead to remote code execution
CVE-2021-43011 7.8 HIGH Adobe Prelude M4A file memory corruption vulnerability could lead to remote code execution

IV. Related Vulnerabilities

Same product: Bridge
Same vendor: Adobe
Same weakness: CWE-788

V. Comments for CVE-2021-42726

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