Improper input validation in Kubernetes Ingress-Nginx
CVE-2023-5043
Ingress nginx annotation injection causes arbitrary command execution.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L.
EPSS exploit prediction
EPSS: 0.022 (82.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- Kubernetes Ingress-Nginx — versions 0, 1.9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/kubernetes/ingress-nginx/issues/10571 (issue-tracking, Mitigation, Issue Tracking, Vendor Advisory)
- groups.google.com/g/kubernetes-security-announce/c/pVsXsOpxYZo (mailing-list, Mailing List, Mitigation)
- www.openwall.com/lists/oss-security/2023/10/25/4 (Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20240307-0012/
Frequently asked questions
- What is CVE-2023-5043?
- CVE-2023-5043 is a high-severity vulnerability in Kubernetes Ingress-Nginx, classified under Improper Input Validation. CVSS score: 7.6/10. Published 2023-10-25.
- How severe is CVE-2023-5043?
- High severity. CVSS v3 base score is 7.6 out of 10.
- Is CVE-2023-5043 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.