Vulnerability advisory

PYSEC-2021-99

Published Jun 8, 2021Updated Dec 6, 2023OSV record ↗

Also known as BIT-django-2021-33571CVE-2021-33571GHSA-p99v-5w3c-jqq9

Severity

Severity not reported.

Affected versions

django PyPI

Affected	Fixed in
`2.2` to before 2.2.24	`2.2.24`Advisories →
`3.0` to before 3.1.12	`3.1.12`Advisories →
`3.2` to before 3.2.4	`3.2.4`Advisories →
Also listed as affected (58) `2.2` `2.2.1` `2.2.10` `2.2.11` `2.2.12` `2.2.13` `2.2.14` `2.2.15` `2.2.16` `2.2.17` `2.2.18` `2.2.19` `2.2.2` `2.2.20` `2.2.21` `2.2.22` `2.2.23` `2.2.3` `2.2.4` `2.2.5` `2.2.6` `2.2.7` `2.2.8` `2.2.9` `3.0` `3.0.1` `3.0.10` `3.0.11` `3.0.12` `3.0.13` `3.0.14` `3.0.2` `3.0.3` `3.0.4` `3.0.5` `3.0.6` `3.0.7` `3.0.8` `3.0.9` `3.1` `3.1.1` `3.1.10` `3.1.11` `3.1.2` `3.1.3` `3.1.4` `3.1.5` `3.1.6` `3.1.7` `3.1.8` `3.1.9` `3.1a1` `3.1b1` `3.1rc1` `3.2` `3.2.1` `3.2.2` `3.2.3`

Description

In Django 2.2 before 2.2.24, 3.x before 3.1.12, and 3.2 before 3.2.4, URLValidator, validate_ipv4_address, and validate_ipv46_address do not prohibit leading zero characters in octal literals. This may allow a bypass of access control that is based on IP addresses. (validate_ipv4_address and validate_ipv46_address are unaffected with Python 3.9.5+..) .

PYSEC-2021-99

Affected versions

django PyPI

Description

References