Improper input validation in Kubernetes Ingress-Nginx
CVE-2022-4886
Ingress-nginx `path` sanitization can be bypassed with `log_format` directive.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Kubernetes Ingress-Nginx — versions 0, 1.8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/kubernetes/ingress-nginx/issues/10570 (issue-tracking, Mitigation, Vendor Advisory)
- groups.google.com/g/kubernetes-security-announce/c/ge7u3qCwZLI (mailing-list, Mailing List, Mitigation)
- www.openwall.com/lists/oss-security/2023/10/25/5 (Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20240307-0013/
Frequently asked questions
- What is CVE-2022-4886?
- CVE-2022-4886 is a high-severity vulnerability in Kubernetes Ingress-Nginx, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2023-10-25.
- How severe is CVE-2022-4886?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-4886 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.