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CVE-2021-40400

Quick assessment

Affected
Gerbv Gerbv
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.

Gerbv是一个 Gerber 文件（仅限 Rs-274X）查看器。用于查看 Rs-274X Gerber 文件、Excellon 钻孔文件和 Pick-N-Place 文件。 Gerbv存在缓冲区错误漏洞，该漏洞源于在孔径宏轮廓原始功能中存在越界读取漏洞。一份精心制作的Gerber档案可能会导致信息泄露。攻击者可利用该漏洞可以提供一个恶意文件来触发此漏洞。

AI Predicted 5.5 Difficulty: Easy EPSS 1.29% · P69
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I. Basic Information for CVE-2021-40400

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An out-of-bounds read vulnerability exists in the RS-274X aperture macro outline primitive functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and the forked version of Gerbv (commit d7f42a9a). A specially-crafted Gerber file can lead to information disclosure. 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
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Gerbv 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Gerbv是一个 Gerber 文件（仅限 Rs-274X）查看器。用于查看 Rs-274X Gerber 文件、Excellon 钻孔文件和 Pick-N-Place 文件。 Gerbv存在缓冲区错误漏洞，该漏洞源于在孔径宏轮廓原始功能中存在越界读取漏洞。一份精心制作的Gerber档案可能会导致信息泄露。攻击者可利用该漏洞可以提供一个恶意文件来触发此漏洞。
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
Gerbv Gerbv 2.7.0 -
Gerbv Gerbv forked dev (commit d7f42a9a) -

II. Public POCs for CVE-2021-40400

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III. Intelligence Information for CVE-2021-40400

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Other References for CVE-2021-40400 (1)

IV. Related Vulnerabilities

Same product: Gerbv
Same vendor: Gerbv
Same weakness: CWE-119

V. Comments for CVE-2021-40400

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