easis/CVE-2018-20250-WinRAR-ACE

easis/CVE-2018-20250-WinRAR-ACE

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Proof of concept code in C# to exploit the WinRAR ACE file extraction path (CVE-2018-20250).
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2018-20250↗
7.8 HIGH6.8 MEDIUM

In WinRAR versions prior to and including 5.61, There is path traversal vulnerability when crafting the filename field of the ACE format (in UNACEV2.dll). When the filename field is manipulated with specific patterns, the destination (extraction) folder is ignored, thus treating the filename as an absolute path.