CVE-2021-31999
moderate-risk
Published 2021-07-15
A Reliance on Untrusted Inputs in a Security Decision vulnerability in Rancher allows users in the cluster to act as others users in the cluster by forging the "Impersonate-User" or "Impersonate-Group" headers. This issue affects: Rancher versions prior to 2.5.9. Rancher versions prior to 2.4.16.
Do I need to act?
-
0.38% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (1)
Rancher
Affected Vendors
References (2)
Issue Tracking
https://bugzilla.suse.com/show_bug.cgi?id=1187084
Issue Tracking
https://bugzilla.suse.com/show_bug.cgi?id=1187084
36
/ 100
moderate-risk
Severity
30/34 · Critical
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal