SB2026022612 - Two vulnerabilities in Cisco UCS Manager
Published: February 26, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Execution with unnecessary privileges (CVE-ID: CVE-2026-20037)
CWE-ID: CWE-250 - Execution with Unnecessary Privileges
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists in the NX-OS CLI privilege levels. A local user with read-only privileges can modify files and perform unauthorized actions on an affected system.
2) OS Command Injection (CVE-ID: CVE-2026-20036)
CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation in the CLI and web-based management interface. A remote privileged user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.
Remediation
Install update from vendor's website.
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucsm-afwae-mOgUfyLn
- https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwm68934
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucsm-cmdinj-GvxLPeSB
- https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwn23026