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CVE-2021-21949

Quick assessment

Affected
Accusoft ImageGear
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.

Accusoft ImageGear是美国Accusoft公司的一款用于图像处理的软件开发工具包（SDK）。 Accusoft ImageGear存在输入验证错误漏洞，该漏洞源于在处理JPEG-JFIF扫描头解析器功能中不受信任的输入时存在边界错误。攻击者可利用该漏洞触发目标系统上的越界写入和执行任意代码。

AI Predicted 8.8 Difficulty: Easy EPSS 1.10% · P65

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-21949

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An improper array index validation vulnerability exists in the JPEG-JFIF Scan header parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to an out-of-bounds write and potential code exectuion. An attacker can provide a malicious file to trigger this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对数组索引的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Accusoft ImageGear 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Accusoft ImageGear是美国Accusoft公司的一款用于图像处理的软件开发工具包（SDK）。 Accusoft ImageGear存在输入验证错误漏洞，该漏洞源于在处理JPEG-JFIF扫描头解析器功能中不受信任的输入时存在边界错误。攻击者可利用该漏洞触发目标系统上的越界写入和执行任意代码。
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
Accusoft ImageGear 19.10 -

II. Public POCs for CVE-2021-21949

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III. Intelligence Information for CVE-2021-21949

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Other References for CVE-2021-21949 (1)

Same Patch Batch · Accusoft · 2022-04-14 · 11 CVEs total

CVE-2021-21938 9.8 CRITICAL Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21914 Accusoft ImageGear 输入验证错误漏洞
CVE-2021-21939 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21942 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21943 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21944 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21945 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21946 Accusoft ImageGear 缓冲区错误漏洞
CVE-2021-21947 Accusoft ImageGear 输入验证错误漏洞
CVE-2021-40398 Accusoft ImageGear 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: ImageGear
Same vendor: Accusoft
Same weakness: CWE-129

V. Comments for CVE-2021-21949

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