Vulnerability Details : CVE-2021-25320
A Improper Access Control vulnerability in Rancher, allows users in the cluster to make request to cloud providers by creating requests with the cloud-credential ID. Rancher in this case would attach the requested credentials without further checks This issue affects: Rancher versions prior to 2.5.9; Rancher versions prior to 2.4.16.
Vulnerability category: BypassGain privilege
Products affected by CVE-2021-25320
- cpe:2.3:a:rancher:rancher:*:*:*:*:*:*:*:*
- cpe:2.3:a:rancher:rancher:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-25320
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 44 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-25320
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
|
9.9
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
3.1
|
6.0
|
SUSE | |
|
9.9
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
3.1
|
6.0
|
NIST |
CWE ids for CVE-2021-25320
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: meissner@suse.de (Secondary)
References for CVE-2021-25320
-
https://bugzilla.suse.com/show_bug.cgi?id=1185514
Bug 1185514 – CVE-2021-25320: rancher: Cloud credentials can be used through proxy API by users without accessIssue Tracking;Third Party Advisory
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