CVE-2020-13254
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure.
- Exploit odds
- 6.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 6.1% in the next 30 days (EPSS).
- Severity: 5.9 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 6.1% · EPSS, next 30 days
- Weakness
- CWE-295 · Improper certificate validation
- Record status
- Modified
Affected
- Djangoproject Django < 2.2.13
- Djangoproject Django < 3.0.7
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 16.04
- Canonical Ubuntu Linux 18.04
- Canonical Ubuntu Linux 19.10
- Canonical Ubuntu Linux 20.04
- Fedoraproject Fedora 32
Attack profile CVSS 3.1 · 5.9
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2020-13254.md and follow it. Check whether this project is affected by CVE-2020-13254. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://docs.djangoproject.com/en/3.0/releases/security/
- https://www.djangoproject.com/weblog/2020/jun/03/security-releases/
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://docs.djangoproject.com/en/3.0/releases/security/
- https://www.djangoproject.com/weblog/2020/jun/03/security-releases/
- https://www.oracle.com/security-alerts/cpujan2021.html
References
- 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%40lists.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/
- https://www.oracle.com/security-alerts/cpujan2021.html
- 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%40lists.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/
- https://www.oracle.com/security-alerts/cpujan2021.html