CVE-2026-20037

MEDIUM

Cisco UCS Manager - Privilege Escalation

Title source: llm
STIX 2.1

Description

A vulnerability in the NX-OS CLI privilege levels of Cisco UCS Manager Software could allow an authenticated, local attacker with read-only privileges to modify files and perform unauthorized actions on an affected system.   This vulnerability exists because unnecessary privileges are given to the user. An attacker could exploit this vulnerability by authenticating to a device as a read-only user and connecting to the NX-OS CLI. A successful exploit could allow the attacker to create or overwrite files in the file system or perform limited privileged actions on an affected device.   

Scores

CVSS v3 4.4
EPSS 0.0002
EPSS Percentile 4.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-250
Status published
Products (50)
Cisco/Cisco Unified Computing System (Managed) 4.0(1a)
Cisco/Cisco Unified Computing System (Managed) 4.0(1b)
Cisco/Cisco Unified Computing System (Managed) 4.0(1c)
Cisco/Cisco Unified Computing System (Managed) 4.0(1d)
Cisco/Cisco Unified Computing System (Managed) 4.0(2a)
Cisco/Cisco Unified Computing System (Managed) 4.0(2b)
Cisco/Cisco Unified Computing System (Managed) 4.0(2d)
Cisco/Cisco Unified Computing System (Managed) 4.0(2e)
Cisco/Cisco Unified Computing System (Managed) 4.0(4a)
Cisco/Cisco Unified Computing System (Managed) 4.0(4b)
... and 40 more
Published Feb 25, 2026
Tracked Since Feb 26, 2026