#VU96945 Resource exhaustion in Python - CVE-2024-7592
Published: September 9, 2024 / Updated: December 17, 2024
Vulnerability identifier: #VU96945
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-7592
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Python
Python
Software vendor:
Python.org
Python.org
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources within the 'http.cookies' standard library module when parsing cookies that contained backslashes for quoted characters in the cookie value. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.
External links
- https://github.com/python/cpython/pull/123075
- https://github.com/python/cpython/issues/123067
- https://mail.python.org/archives/list/security-announce@python.org/thread/HXJAAAALNUNGCQUS2W7WR6GFIZIHFOOK/
- https://github.com/python/cpython/commit/391e5626e3ee5af267b97e37abc7475732e67621
- https://github.com/python/cpython/commit/dcc3eaef98cd94d6cb6cb0f44bd1c903d04f33b1
- https://github.com/python/cpython/commit/a77ab24427a18bff817025adb03ca920dc3f1a06
- https://github.com/python/cpython/commit/b2f11ca7667e4d57c71c1c88b255115f16042d9a
- https://github.com/python/cpython/commit/d4ac921a4b081f7f996a5d2b101684b67ba0ed7f
- https://github.com/python/cpython/commit/d662e2db2605515a767f88ad48096b8ac623c774