Server-Side Request Forgery (SSRF) Affecting python-django package, versions <2:2.2.12-1ubuntu0.7


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.19% (58th percentile)

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  • Snyk IDSNYK-UBUNTU2004-PYTHONDJANGO-1298699
  • published2 Jun 2021
  • disclosed8 Jun 2021

Introduced: 2 Jun 2021

CVE-2021-33571  (opens in a new tab)
CWE-918  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 python-django to version 2:2.2.12-1ubuntu0.7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-django package and not the python-django package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

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+..) .

CVSS Scores

version 3.1