CVE-2020-13254 Information

Description

An issue was discovered in Django 2.2 before 2.2.13 and 3.0 before 3.0.7. In cases where a memcached backend does not perform key validation passing malformed cache keys could result in a key collision and potential data leakage.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

https://docs.djangoproject.com/en/3.0/releases/security/ https://groups.google.com/d/msg/django-announce/pPEmb2ot4Fo/X-SMalYSBAAJ https://lists.debian.org/debian-lts-announce/2020/06/msg00016.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4A2AP4T7RKPBCLTI2NNQG3T6MINDUUMZ/ https://security.netapp.com/advisory/ntap-20200611-0002/ https://usn.ubuntu.com/4381-1/ https://usn.ubuntu.com/4381-2/ https://www.debian.org/security/2020/dsa-4705 https://www.djangoproject.com/weblog/2020/jun/03/security-releases/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.9