PT-2020-19696 · Unknwon · Cae

Georgios Gkitsas · Published 2020-06-17 · Updated 2022-01-01 · CVE-2020-7668

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions github.com/unknwon/cae/tz (affected versions not specified)

Description The issue arises from improper path sanitization in the ExtractTo function, which fails to securely escape file paths in zip archives containing leading or non-leading "..". This flaw allows an attacker to add or replace files system-wide. Archives with relative file paths can cause files to be written or overwritten outside the target directory.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2020-7668

GHSA-88JF-7RCH-32QC

GO-2020-0041

Affected Products

Cae

References · 12

• 🔥 https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAETZ-570384 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-7668 · Security Note
• https://osv.dev/vulnerability/GHSA-88jf-7rch-32qc · Vendor Advisory
• https://osv.dev/vulnerability/GO-2020-0041 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-7668 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-7668 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-7668 · Security Note
• https://github.com/unknwon/cae · Note
• https://github.com/unknwon/cae/commit/07971c00a1bfd9dc171c3ad0bfab5b67c2287e11 · Note
• https://t.me/cvenotify/4596 · Telegram Post
• https://snyk.io/research/zip-slip-vulnerability · Note
• https://pkg.go.dev/vuln/GO-2020-0041 · Note