Rancher affected by unauthenticated Denial of Service
Priority MEDIUM 42CWE-770Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · Low · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-770.
Summary
A vulnerability has been identified within Rancher Manager in which it did not enforce request body size limits on certain public (unauthenticated) and authenticated API endpoints. This allows a malicious user to exploit this by sending excessively large payloads, which are fully loaded into memory during processing, leading to Denial of Service (DoS).
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00521 44th percentileScored 2026-11-07
Fix Fixed rancher (SUSE): 2.12.1, 2.11.5, 2.10.9 +2github.com/rancher/rancher (Go): 2.12.1, 2.11.5, 2.10.9 +2
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SUSE | rancher | 2.12.0 to before 2.12.1; 2.11.0 to before 2.11.5; 2.10.0 to before 2.10.9; 2.9.0 to before 2.9.11; before 0.0.0-20250813072957-aee95d4e2a41 | 2.12.1, 2.11.5, 2.10.9, 2.9.11, 0.0.0-20250813072957-aee95d4e2a41 | Patch available | CNA |
| — | github.com/rancher/rancher (Go) | 2.12.0 to before 2.12.1 | 2.12.1 | Patch available | GHSA-4h45-jpvh-6p5j |
| — | github.com/rancher/rancher (Go) | 2.11.0 to before 2.11.5 | 2.11.5 | Patch available | GHSA-4h45-jpvh-6p5j |
| — | github.com/rancher/rancher (Go) | 2.10.0 to before 2.10.9 | 2.10.9 | Patch available | GHSA-4h45-jpvh-6p5j |
| — | github.com/rancher/rancher (Go) | 2.9.0 to before 2.9.11 | 2.9.11 | Patch available | GHSA-4h45-jpvh-6p5j |
| — | github.com/rancher/rancher (Go) | before 0.0.0-20250813072957-aee95d4e2a41 | 0.0.0-20250813072957-aee95d4e2a41 | Patch available | GHSA-4h45-jpvh-6p5j |
- rancher VendorSUSE Affected 2.12.0 to before 2.12.1; 2.11.0 to before 2.11.5; 2.10.0 to before 2.10.9; 2.9.0 to before 2.9.11; before 0.0.0-20250813072957-aee95d4e2a41 Fixed in 2.12.1, 2.11.5, 2.10.9, 2.9.11, 0.0.0-20250813072957-aee95d4e2a41 Patch available CNA
- github.com/rancher/rancher (Go) Vendor— Affected 2.12.0 to before 2.12.1 Fixed in 2.12.1 Patch available GHSA-4h45-jpvh-6p5j
- github.com/rancher/rancher (Go) Vendor— Affected 2.11.0 to before 2.11.5 Fixed in 2.11.5 Patch available GHSA-4h45-jpvh-6p5j
- github.com/rancher/rancher (Go) Vendor— Affected 2.10.0 to before 2.10.9 Fixed in 2.10.9 Patch available GHSA-4h45-jpvh-6p5j
- github.com/rancher/rancher (Go) Vendor— Affected 2.9.0 to before 2.9.11 Fixed in 2.9.11 Patch available GHSA-4h45-jpvh-6p5j
- github.com/rancher/rancher (Go) Vendor— Affected before 0.0.0-20250813072957-aee95d4e2a41 Fixed in 0.0.0-20250813072957-aee95d4e2a41 Patch available GHSA-4h45-jpvh-6p5j
Remediation
- Fix · CNA rancher (SUSE) Fixed in 2.12.1, 2.11.5, 2.10.9, 2.9.11, 0.0.0-20250813072957-aee95d4e2a41
- Fix · GHSA-4h45-jpvh-6p5j github.com/rancher/rancher (Go) Fixed in 2.12.1 Advisory →
- Fix · GHSA-4h45-jpvh-6p5j github.com/rancher/rancher (Go) Fixed in 2.11.5 Advisory →
- Fix · GHSA-4h45-jpvh-6p5j github.com/rancher/rancher (Go) Fixed in 2.10.9 Advisory →
- Fix · GHSA-4h45-jpvh-6p5j github.com/rancher/rancher (Go) Fixed in 2.9.11 Advisory →
- Fix · GHSA-4h45-jpvh-6p5j github.com/rancher/rancher (Go) Fixed in 0.0.0-20250813072957-aee95d4e2a41 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2024-58259
- 2026-10-03 Alias added: GHSA-4h45-jpvh-6p5j
References
Other 8
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2024-58259
- https://github.com/rancher/rancher/security/advisories/GHSA-4h45-jpvh-6p5j
- https://github.com/rancher/rancher/commit/aee95d4e2a41ba2df6f88c9634d4fe1f42dee4d9
- https://github.com/rancher/rancher
- https://github.com/rancher/rancher/releases/tag/v2.10.9
- https://github.com/rancher/rancher/releases/tag/v2.11.5
- https://github.com/rancher/rancher/releases/tag/v2.12.1
- https://github.com/rancher/rancher/releases/tag/v2.9.11
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Sources
- CVE-2024-58259 · CVE Program
- CVE-2024-58259 · NVD
- FIRST EPSS
- GHSA-4h45-jpvh-6p5j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences