Description
In Python before 3,9,5, the ipaddress library mishandles leading zero characters in the octets of an IP address string. This (in some situations) allows attackers to bypass access control that is based on IP addresses.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://github.com/sickcodes ↗
- https://docs.python.org/3/library/ipaddress.html ↗
- https://github.com/python/cpython/blob/63298930fb531ba2bb4f23bc3b915dbf1e17e9e1/Misc/NEWS.d/3.8.0a4.rst ↗
- https://sick.codes/sick-2021-014 ↗
- https://www.oracle.com//security-alerts/cpujul2021.html ↗
- https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-014.md ↗
- https://python-security.readthedocs.io/vuln/ipaddress-ipv4-leading-zeros.html ↗
- https://bugs.python.org/issue36384 ↗
- https://github.com/python/cpython/pull/12577 ↗
- https://github.com/python/cpython/pull/25099 ↗
- https://security.netapp.com/advisory/ntap-20210622-0003/ ↗
- https://www.oracle.com/security-alerts/cpuoct2021.html ↗
- https://www.oracle.com/security-alerts/cpujan2022.html ↗
- https://www.oracle.com/security-alerts/cpuapr2022.html ↗
- https://www.oracle.com/security-alerts/cpujul2022.html ↗
- https://security.gentoo.org/glsa/202305-02 ↗
- https://lists.debian.org/debian-lts-announce/2024/12/msg00000.html ↗