Skip to content
Fencer Vulns
high 7.2

CVE-2022-43759 json

Rancher: Privilege escalation via promoted roles

published 2023-01-25 3 y ago modified 2026-06-17 4 mo ago also GHSA-7m72-mh5r-6j3r , EUVD-2023-0388

cvss
7.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

A Improper Privilege Management vulnerability in SUSE Rancher, allows users with access to the escalate verb on PRTBs to escalate permissions for any -promoted resource in any cluster. This issue affects: SUSE Rancher Rancher versions prior to 2.5.17; Rancher versions prior to 2.6.10.

Patch / fix

  • go github.com/rancher/rancher 2.5.17, 2.6.10
  • SUSE Rancher 2.5.17, 2.6.10

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
19 mo ago

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.suse.com https://bugzilla.suse.com/show_bug.cgi?id=1205293 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/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
GitHub 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/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, <2.5.17
>=2.6.0, <2.6.10
2.5.17
2.6.10

Affected products

  • SUSE Rancher

Classification

Weakness
  • CWE-269 Improper Privilege Management
  • CWE-284 Improper Access Control

References

Sources

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.