VDB
CVE-2020-8555
CVE-2020-8555
REJECTED
The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of arbitrary information from unprotected endpoints within the master's host network (such as link-local or loopback services).
EPSS 8.63% · 92.6th percentile
Risk Scores
EPSS Score
8.63%
92.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:20.04:LTS | kubernetes | 0, 1.0 |
| Ubuntu:22.04:LTS | kubernetes | 0, 1.0 |
| Ubuntu:24.04:LTS | kubernetes | 0, 1.0 |
Exploit Intelligence
- Half-Blind SSRF found in kube/cloud-controller-manager can be upgraded to complete SSRF (fully crafted HTTP requests) in vendor managed k8s service. (hackerone)
- Half-Blind SSRF found in kube/cloud-controller-manager can be upgraded to complete SSRF (fully crafted HTTP requests) in vendor managed k8s service. (hackerone)
- Half-Blind SSRF found in kube/cloud-controller-manager can be upgraded to complete SSRF (fully crafted HTTP requests) in vendor managed k8s service. (hackerone)
- CVE.json (github-poc)
- cve_db.json (github-poc)
- CVE.json (github-poc)
- CVE.json (github-poc)
- CVE.json (github-poc)
- CVE.json (github-poc)
- CVE.json (github-poc)
…and 11 more exploits
Timeline
- CVE Published
- Oct 30, 2020 PoC Published
- Apr 14, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Mar 17, 2025 EPSS Score
- Mar 18, 2025 EPSS Score
- Mar 29, 2025 EPSS Score
- Apr 5, 2025 EPSS Score
- Apr 6, 2025 EPSS Score
- Apr 19, 2025 EPSS Score
- May 1, 2025 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-8555 third-party-advisory
- https://github.com/kubernetes/kubernetes/issues/91542 third-party-advisory
- https://groups.google.com/d/topic/kubernetes-security-announce/kEK27tqqs30/discussion third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-8555 third-party-advisory