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CVE-2021-20224

Quick assessment

Affected
n/a ImageMagick
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.

ImageMagick是美国ImageMagick公司的一套开源的图像处理软件。该软件可读取、转换或写入多种格式的图片。 ImageMagick存在安全漏洞，该漏洞源于其MagickCore/quantum-export.c组件的ExportIndexQuantum()函数调用GetPixelIndex()函数处理攻击者提交的精心制作的PDF文件时可能造成值超出unsigned char的可表示范围出现整数溢出，导致一个未定义行为或崩溃。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.38% · P31

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-20224

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An integer overflow issue was discovered in ImageMagick's ExportIndexQuantum() function in MagickCore/quantum-export.c. Function calls to GetPixelIndex() could result in values outside the range of representable for the 'unsigned char'. When ImageMagick processes a crafted pdf file, this could lead to an undefined behaviour or a crash.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
ImageMagick 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ImageMagick是美国ImageMagick公司的一套开源的图像处理软件。该软件可读取、转换或写入多种格式的图片。 ImageMagick存在安全漏洞，该漏洞源于其MagickCore/quantum-export.c组件的ExportIndexQuantum()函数调用GetPixelIndex()函数处理攻击者提交的精心制作的PDF文件时可能造成值超出unsigned char的可表示范围出现整数溢出，导致一个未定义行为或崩溃。
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
- ImageMagick Fixed in ImageMagick-7.0.10-57, ImageMagick6-6.9.11-57 -

II. Public POCs for CVE-2021-20224

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III. Intelligence Information for CVE-2021-20224

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Patches & Fixes for CVE-2021-20224 (2)

Mailing List Discussions for CVE-2021-20224 (1)

Same Patch Batch · n/a · 2022-08-25 · 214 CVEs total

CVE-2022-37317 7.6 HIGH Archer Platform 跨站脚本漏洞
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CVE-2022-37316 6.5 MEDIUM Archer Platform 安全漏洞
CVE-2022-37240 Alt-N MDaemon 注入漏洞
CVE-2022-37817 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37824 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37814 Tenda AC1206 缓冲区错误漏洞
CVE-2022-37820 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37816 Tenda AC1206 缓冲区错误漏洞
CVE-2022-37822 Tenda AX1803 缓冲区错误漏洞
CVE-2022-37245 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-37244 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-37243 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-37242 Alt-N MDaemon 注入漏洞
CVE-2022-37241 Alt-N MDaemon 跨站脚本漏洞
CVE-2022-2255 mod_wsgi 数据伪造问题漏洞
CVE-2022-37160 Claroline 跨站脚本漏洞
CVE-2022-2991 Linux kernel 缓冲区错误漏洞
CVE-2022-23235 Netapp Active IQ Unified Manager 信息泄露漏洞
CVE-2022-37159 Claroline 代码问题漏洞

Showing top 20 of 214 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: ImageMagick
Same vendor: n/a
Same weakness: CWE-190

V. Comments for CVE-2021-20224

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