Vulnerability Details : CVE-2018-1002208
Potential exploit
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'.
Vulnerability category: Directory traversal
Products affected by CVE-2018-1002208
- cpe:2.3:a:sharpziplib_project:sharpziplib:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1002208
3.64%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1002208
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2018-1002208
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by:
- nvd@nist.gov (Primary)
- report@snyk.io (Secondary)
References for CVE-2018-1002208
-
https://github.com/snyk/zip-slip-vulnerability
GitHub - snyk/zip-slip-vulnerability: Zip Slip Vulnerability (Arbitrary file write through archive extraction)Third Party Advisory
-
https://snyk.io/research/zip-slip-vulnerability
Zip Slip Vulnerability | SnykThird Party Advisory
-
https://github.com/icsharpcode/SharpZipLib/issues/232
SECURITY: vulnerable to zip-slip (possible remote code execution/file overwrite) · Issue #232 · icsharpcode/SharpZipLib · GitHubIssue Tracking;Patch;Third Party Advisory
-
https://snyk.io/vuln/SNYK-DOTNET-SHARPZIPLIB-60247
Arbitrary File Write via Archive Extraction (Zip Slip) in sharpziplib | SnykExploit;Patch;Technical Description
-
https://github.com/icsharpcode/SharpZipLib/wiki/Release-1.0
Release 1.0 · icsharpcode/SharpZipLib Wiki · GitHubIssue Tracking;Patch;Third Party Advisory
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