CVE-2021-36776 json
Steve API proxy impersonation
published 2022-04-01 4 y ago modified 2026-09-10 1 mo ago also GHSA-gvh9-xgrq-r8hw , GO-2024-2771 , EUVD-2024-1211
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
A Improper Access Control vulnerability in SUSE Rancher allows remote attackers impersonate arbitrary users. This issue affects: SUSE Rancher Rancher versions prior to 2.5.10.
Patch / fix
- go github.com/rancher/rancher 2.5.10
- SUSE Rancher 2.5.10
Exploit prediction
1.12% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| GitHub | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/rancher/rancher | >=2.5.0, <2.5.10 all versions |
2.5.10 |
Affected products
- SUSE Rancher
Classification
- Weakness
-
- CWE-284 Improper Access Control
References
-
bugzilla.suse.com
/show_bug.cgi?id=1189413
web, issue-tracking, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-36776
advisory
-
github.com
/rancher/rancher
package
-
github.com
/advisories/GHSA-gvh9-xgrq-r8hw
advisory
Sources
- CVE List CVE-2021-36776
- GitHub Advisory GHSA-gvh9-xgrq-r8hw
- NVD CVE-2021-36776
- OSV GO-2024-2771
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.