SharpZipLib before 1.0 RC1 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as ‘Zip-Slip’.
References
- https://nvd.nist.gov/vuln/detail/CVE-2018-1002208
- https://github.com/icsharpcode/SharpZipLib/issues/232
- https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0
- https://github.com/snyk/zip-slip-vulnerability
- https://snyk.io/research/zip-slip-vulnerability
- https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247
- https://github.com/advisories/GHSA-cqj4-m2pc-v9m5