Vulnerability Details : CVE-2020-7664
In all versions of the package github.com/unknwon/cae/zip, the ExtractTo function doesn't securely escape file paths in zip archives which include leading or non-leading "..". This allows an attacker to add or replace files system-wide.
Vulnerability category: Directory traversal
Products affected by CVE-2020-7664
- cpe:2.3:a:compression_and_archive_extensions_project:compression_and_archive_extensions_zip_project:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-7664
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-7664
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
Snyk |
CWE ids for CVE-2020-7664
-
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)
References for CVE-2020-7664
-
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383
Arbitrary File Write via Archive Extraction (Zip Slip) in github.com/unknwon/cae/zip | SnykExploit;Third Party Advisory
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