| Name | CVE-2020-13254 |
| 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2233-1, DSA-4705-1 |
| Debian Bugs | 962323 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| python-django (PTS) | jessie, jessie (lts) | 1.7.11-1+deb8u17 | fixed |
| stretch (security) | 1:1.10.7-2+deb9u17 | fixed | |
| stretch (lts), stretch | 1:1.10.7-2+deb9u23 | fixed | |
| buster, buster (lts) | 1:1.11.29-1+deb10u12 | fixed | |
| buster (security) | 1:1.11.29-1+deb10u11 | fixed | |
| bullseye (security), bullseye | 2:2.2.28-1~deb11u2 | fixed | |
| bookworm (security), bookworm | 3:3.2.19-1+deb12u1 | fixed | |
| sid, trixie | 3:4.2.16-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| python-django | source | wheezy | (unfixed) | end-of-life | ||
| python-django | source | jessie | 1.7.11-1+deb8u9 | DLA-2233-1 | ||
| python-django | source | stretch | 1:1.10.7-2+deb9u9 | DSA-4705-1 | ||
| python-django | source | buster | 1:1.11.29-1~deb10u1 | DSA-4705-1 | ||
| python-django | source | (unstable) | 2:2.2.13-1 | 962323 |
https://www.openwall.com/lists/oss-security/2020/06/03/1
https://github.com/django/django/commit/2c82414914ae6476be5a166be9ff49c24d0d9069 (master)
https://github.com/django/django/commit/580bd64c0482ae9b7c05715390e25f4405a12719 (3.1 branch)
https://github.com/django/django/commit/84b2da5552e100ae3294f564f6c862fef8d0e693 (3.0 branch)
https://github.com/django/django/commit/07e59caa02831c4569bbebb9eb773bdd9cb4b206 (2.2 branch)
Regression https://code.djangoproject.com/ticket/31654