CVE-2024-7646
CVE-2024-7646 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 27% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 27% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-48533
- Weakness: CWE-20
- Published:
- Last modified:
Description
A security issue was discovered in ingress-nginx where an actor with permission to create Ingress objects (in the `networking.k8s.io` or `extensions` API group) can bypass annotation validation to inject arbitrary commands and obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.
Frequently asked questions
- What is CVE-2024-7646?
- A security issue was discovered in ingress-nginx where an actor with permission to create Ingress objects (in the `networking.k8s.io` or `extensions` API group) can bypass annotation validation to inject arbitrary commands and obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.
- How severe is CVE-2024-7646?
- CVE-2024-7646 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-7646 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 27% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-7646?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-7646 have an EU (EUVD) identifier?
- Yes. CVE-2024-7646 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-48533.
- When was CVE-2024-7646 published?
- CVE-2024-7646 was published on 2024-08-16 and last updated on 2026-06-17.
References
- https://github.com/kubernetes/ingress-nginx/pull/11719
- https://github.com/kubernetes/ingress-nginx/pull/11721
- https://github.com/kubernetes/kubernetes/issues/126744
- https://groups.google.com/g/kubernetes-security-announce/c/a1__cKjWkfA
- http://www.openwall.com/lists/oss-security/2024/08/16/5
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