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CVE-2021-3404

HIGH
7.8
CVSS Severity Score
EPSS Score0.0360%
EPSS Percentile2.94th
Published2021年3月4日
Last Modified2024年11月21日

Vulnerability Description

In ytnef 1.9.3, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a heap buffer overflow which can be triggered via a crafted file.

Affected Platforms (CPE)

📦
Ytnef Project

Ytnef

= 1.9.3
💻
Redhat

Enterprise Linux

= 7.0
💻
Fedoraproject

Fedora

= 33

References & Advisories

🔗 https://bugzilla.redhat.com/show_bug.cgi?id=1926965
🔗 https://github.com/Yeraze/ytnef/issues/86
🔗 https://bugzilla.redhat.com/show_bug.cgi?id=1926965
🔗 https://github.com/Yeraze/ytnef/issues/86

関連する脆弱性情報

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The TNEFFillMapi function in lib/ytnef.c in libytnef in ytnef through 1.9.2 does not ensure a nonzero count value before a certain...

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