High severity · published Apr 11, 2025
CVE-2025-23389
Rancher does not Properly Validate Account Bindings in SAML Authentication Enables User Impersonation on First Login
8.4
CVSS
0.5%
EPSS
No
On KEV
Description
A Improper Access Control vulnerability in SUSE rancher allows a local user to impersonate other identities through SAML Authentication on first login.
This issue affects rancher: from 2.8.0 before 2.8.13, from 2.9.0 before 2.9.7, from 2.10.0 before 2.10.3.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RA
rancher · SUSE
2.8.0 before 2.8.13; 2.9.0 before 2.9.7; 2.10.0 before 2.10.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-23389
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-23389
bugzilla.suse.com
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-23389
github.com
https://github.com/rancher/rancher/security/advisories/GHSA-mq23-vvg7-xfm4
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