CVE-2023-22651 - CVE House

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Status published Critical CVE-2023-22651

Improper Privilege Management vulnerability in SUSE Rancher allows Privilege Escalation....

9.9 CVSS

Vulnerability Description

Improper Privilege Management vulnerability in SUSE Rancher allows Privilege Escalation. A failure in the update logic of Rancher's admission Webhook may lead to the misconfiguration of the Webhook. This component enforces validation rules and security checks before resources are admitted into the Kubernetes cluster. The issue only affects users that upgrade from 2.6.x or 2.7.x to 2.7.2. Users that did a fresh install of 2.7.2 (and did not follow an upgrade path) are not affected.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

SUSE

View all reports →

Affected Software

Rancher

Vulnerable Versions:

2.6.0, 2.7.3

Timeline

Official Publish: May 4th, 2023

Last Modified: January 29th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1078 Valid Accounts

T1098 Account Manipulation

Privilege Escalation

T1548 Abuse Elevation Control Mechanism

Privilege Escalation

T1222 File and Directory Permissions Modification

Defense Evasion

T1134 Access Token Manipulation

Defense Evasion