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CVE-2021-45061— Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Write 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 Reader Dc是美国Adobe公司的一个 Pdf 阅读工具。用于可靠查看、打印和注释 Pdf 文档。 Adobe Acrobat Reader Dc 存在缓冲区错误漏洞，该漏洞源于处理不受信任的输入时出现边界错误。远程攻击者可以创建特制的 PDF 文件，诱骗受害者使用受影响的软件打开它，触发越界写入并在目标系统上执行任意代码。

AI Predicted 8.8 Difficulty: Easy EPSS 7.87% · P95
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I. Basic Information for CVE-2021-45061

Vulnerability Information
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Vulnerability Title
Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Write 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 an out-of-bounds write vulnerability 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
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Acrobat Reader Dc 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Acrobat Reader Dc是美国Adobe公司的一个 Pdf 阅读工具。用于可靠查看、打印和注释 Pdf 文档。 Adobe Acrobat Reader Dc 存在缓冲区错误漏洞，该漏洞源于处理不受信任的输入时出现边界错误。远程攻击者可以创建特制的 PDF 文件，诱骗受害者使用受影响的软件打开它，触发越界写入并在目标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-2021-45061

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III. Intelligence Information for CVE-2021-45061

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Vendor Advisories for CVE-2021-45061 (1)

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

CVE-2021-44710 7.8 HIGH Adobe Acrobat Reader Use-after-free 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-2021-44703 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-2021-44704 7.8 HIGH Adobe Acrobat Reader Use-After-Free could lead to Arbitrary code execution
CVE-2021-44708 7.8 HIGH Adobe Acrobat Pro DC Heap Overflow could lead to Arbitrary code execution
CVE-2021-44711 7.8 HIGH Adobe Acrobat Reader DC annotation gestures integer overflow vulnerability
CVE-2021-44707 7.8 HIGH Adobe Acrobat Reader DC OTF Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnera
CVE-2021-44706 7.8 HIGH Adobe Acrobat Reader Collab.registerReview Use-After-Free Remote Execution Vulnerability
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-2021-45052 3.3 LOW Adobe Bridge 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-2021-44715 3.3 LOW Adobe Acrobat Reader DC Out-of-Bounds Read Information Disclosure Vulnerability
CVE-2021-44741 3.3 LOW Adobe Acrobat Pro DC NULL Pointer Dereference 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-2021-43752 3.3 LOW Adobe Illustrator TIF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
CVE-2021-45051 3.3 LOW Adobe Bridge JPEG2000 Parsing Use-After-Free 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-787

V. Comments for CVE-2021-45061

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