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CVE-2021-42733— Adobe Bridge NULL Pointer Dereference could lead to Application denial-of-service

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 Bridge是美国奥多比（Adobe）公司的一款文件查看器。 Adobe Prelude存在代码问题漏洞，该漏洞成功的利用可能导致任意代码执行、内存泄漏和应用程序拒绝服务。

CVSS 5.5 · Medium EPSS 1.42% · P72

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-42733

Vulnerability Information
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Vulnerability Title
Adobe Bridge NULL Pointer Dereference could lead to Application denial-of-service
Source: CVE Program / CVE List V5
Vulnerability Description
Adobe Bridge version 11.1.1 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Bridge 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Bridge是美国奥多比（Adobe）公司的一款文件查看器。 Adobe Prelude存在代码问题漏洞，该漏洞成功的利用可能导致任意代码执行、内存泄漏和应用程序拒绝服务。
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-2021-42733

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III. Intelligence Information for CVE-2021-42733

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Vendor Advisories for CVE-2021-42733 (1)

Same Patch Batch · Adobe · 2021-11-22 · 12 CVEs total

CVE-2021-42727 7.8 HIGH Adobe Bridge Buffer Overflow Arbitrary code execution
CVE-2021-43015 7.8 HIGH Adobe InCopy GIF File Parsing Memory Corruption Arbitrary Code Execution
CVE-2021-42738 7.8 HIGH Adobe Prelude MXF File Parsing Memory Corruption Arbitrary Code Execution
CVE-2021-42737 7.8 HIGH Adobe Prelude WAV File Parsing Memory Corruption Arbitrary Code Execution
CVE-2021-40770 7.8 HIGH Adobe Prelude M4A File Parsing Memory Corruption Arbitrary Code Execution
CVE-2021-43016 5.5 MEDIUM Adobe InCopy NULL Pointer Dereference Application Denial of Service
CVE-2021-40774 5.5 MEDIUM Adobe Prelude NULL Pointer Dereference Application Denial of Service
CVE-2021-40773 5.5 MEDIUM Adobe Prelude NULL Pointer Dereference Application Denial of Service
CVE-2021-40775 Adobe Prelude SVG File Parsing Memory Corruption Arbitrary Code Execution
CVE-2021-40772 Adobe Prelude M4A File Parsing Memory Corruption Arbitrary Code Execution
CVE-2021-40771 Adobe Prelude WAV File Parsing Memory Corruption Arbitrary Code Execution

IV. Related Vulnerabilities

Same product: Bridge
Same vendor: Adobe
Same weakness: CWE-476

V. Comments for CVE-2021-42733

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