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CVE-2021-45062— Adobe Acrobat Reader DC Font Parsing Use-After-Free Remote Code Execution Vulnerability

Quick assessment

Affected
Adobe Acrobat Reader
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Adobe Acrobat和Adobe Acrobat Reader都是美国奥多比（Adobe）公司的产品。Adobe Acrobat是一套PDF文件编辑和转换工具。Adobe Acrobat Reader是一款PDF查看器。该软件用于打印，签名和注释 PDF。 Adobe Acrobat and Reader 存在资源管理错误漏洞，该漏洞源于处理 PDF 文件时出现释放后使用错误。远程攻击者可以创建特制的 PDF 文件，诱骗受害者打开它，触发释放后使用错误并在系统上执行任意代码。

AI Predicted 8.8 Difficulty: Easy EPSS 16.50% · P97
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I. Basic Information for CVE-2021-45062

Vulnerability Information
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Vulnerability Title
Adobe Acrobat Reader DC Font Parsing Use-After-Free Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a use-after-free vulnerability in the processing of Format event actions 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Acrobat and Reader 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Acrobat和Adobe Acrobat Reader都是美国奥多比（Adobe）公司的产品。Adobe Acrobat是一套PDF文件编辑和转换工具。Adobe Acrobat Reader是一款PDF查看器。该软件用于打印，签名和注释 PDF。 Adobe Acrobat and Reader 存在资源管理错误漏洞，该漏洞源于处理 PDF 文件时出现释放后使用错误。远程攻击者可以创建特制的 PDF 文件，诱骗受害者打开它，触发释放后使用错误并在系统上执行任意代码。
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 Acrobat Reader unspecified ~ 21.007.20099 -

II. Public POCs for CVE-2021-45062

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III. Intelligence Information for CVE-2021-45062

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Vendor Advisories for CVE-2021-45062 (1)

Same Patch Batch · Adobe · 2022-01-14 · 31 CVEs total

CVE-2021-44711 7.8 HIGH Adobe Acrobat Reader DC annotation gestures integer overflow vulnerability
CVE-2021-44708 7.8 HIGH Adobe Acrobat Pro DC Heap Overflow could lead to Arbitrary code execution
CVE-2021-44704 7.8 HIGH Adobe Acrobat Reader Use-After-Free could lead to Arbitrary code execution
CVE-2021-44706 7.8 HIGH Adobe Acrobat Reader Collab.registerReview Use-After-Free Remote Execution Vulnerability
CVE-2021-44707 7.8 HIGH Adobe Acrobat Reader DC OTF Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnera
CVE-2021-44703 7.8 HIGH Adobe Acrobat Pro DC Stack Overflow Vulnerability Arbitrary code execution
CVE-2021-44709 7.8 HIGH Adobe Acrobat Pro DC Heap Overflow Vulnerability could lead to Arbitrary code execution
CVE-2021-44705 7.8 HIGH Adobe Acrobat Reader Use-After-Free could lead to Arbitrary code execution
CVE-2021-44710 7.8 HIGH Adobe Acrobat Reader Use-after-free could lead to Arbitrary code execution
CVE-2021-45067 5.5 MEDIUM Adobe Acrobat Reader Memory Corruption could lead to Information Disclosure
CVE-2021-44712 5.5 MEDIUM Adobe Acrobat Reader Memory Corruption could lead to Application denial-of-service
CVE-2021-44713 5.5 MEDIUM Adobe Acrobat Reader DC Use After Free could lead to Application denial-of-service
CVE-2021-44740 3.3 LOW Adobe Acrobat Pro DC NULL Pointer Dereference could lead to Application-denial-of-service
CVE-2021-44741 3.3 LOW Adobe Acrobat Pro DC NULL Pointer Dereference could lead to Application-denial-of-service
CVE-2021-43752 3.3 LOW Adobe Illustrator TIF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
CVE-2021-44742 3.3 LOW Adobe Reader Out-of-bounds Read Remote Code Execution Vulnerability
CVE-2021-45051 3.3 LOW Adobe Bridge JPEG2000 Parsing Use-After-Free Information Disclosure Vulnerability
CVE-2021-44715 3.3 LOW Adobe Acrobat Reader DC Out-of-Bounds Read Information Disclosure Vulnerability
CVE-2021-45052 3.3 LOW Adobe Bridge TIF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
CVE-2021-44714 2.5 LOW Adobe Acrobat Reader Missing Custom Protocols in Warning Message Prompts

Showing top 20 of 31 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Acrobat Reader
Same vendor: Adobe
Same weakness: CWE-416

V. Comments for CVE-2021-45062

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