SB2024082860 - Denial of service in CPython zipfile module
Published: August 28, 2024 Updated: September 9, 2024
Security Bulletin ID
SB2024082860
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Infinite loop (CVE-ID: CVE-2024-8088)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop within the the CPython "zipfile" module affecting "zipfile.Path". A remote attacker can consume all available system resources and cause denial of service conditions.
Remediation
Install update from vendor's website.
References
- https://mail.python.org/archives/list/security-announce@python.org/thread/GNFCKVI4TCATKQLALJ5SN4L4CSPSMILU/
- https://github.com/python/cpython/pull/122906
- https://github.com/python/cpython/issues/122905
- https://github.com/python/cpython/commit/795f2597a4be988e2bb19b69ff9958e981cb894e
- https://github.com/python/cpython/commit/8c7348939d8a3ecd79d630075f6be1b0c5b41f64
- https://github.com/python/cpython/commit/dcc5182f27c1500006a1ef78e10613bb45788dea
- https://github.com/python/cpython/commit/e0264a61119d551658d9445af38323ba94fc16db
- https://github.com/advisories/GHSA-q98g-hxg3-268c