Vulnerability in Djangoproject Django
CVE-2022-41323
In Django 3.2 before 3.2.16, 4.0 before 4.0.8, and 4.1 before 4.1.2, internationalized URLs were subject to a potential denial of service attack via the locale parameter, which is treated as a regular expression.
Vulnerability class: ReDoS (Regular Expression Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.030 (86.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- groups.google.com/forum/
- docs.djangoproject.com/en/4.0/releases/security/ (Release Notes, Vendor Advisory)
- www.djangoproject.com/weblog/2022/oct/04/security-releases/ (Vendor Advisory)
- github.com/django/django/commit/5b6b257fa7ec37ff27965358800c67e2dd11c924 (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20221124-0001/ (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2022-41323?
- CVE-2022-41323 is a high-severity vulnerability in Djangoproject Django, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2022-10-16.
- How severe is CVE-2022-41323?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-41323 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.