Detections
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Cisco UCS Central Software RCE (cisco-sa-cucs-rce-LzHSFRDQ)

high Nessus Plugin ID 377047

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its self-reported version, Cisco Unified Computing System Central Software is affected by a vulnerability.

 - A vulnerability in the web-based management interface of Cisco UCS Central Software could allow an authenticated, remote attacker to achieve remote code execution or conduct information disclosure attacks on an affected device. This vulnerability is due to insufficient validation of user-supplied input in an HTTP request. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected endpoint on an affected device. A successful exploit could allow the attacker to execute arbitrary commands, write arbitrary files to the filesystem, and obtain sensitive information. To exploit this vulnerability, the attacker must have valid user credentials on the affected device. Cisco has released software updates that address this vulnerability There are no workarounds that address this vulnerability. (CVE-2026-76506)

Please see the included Cisco BIDs and Cisco Security Advisory for more information.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCwv60193

See Also

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwv60193

http://www.nessus.org/u?18aa6efe

Plugin Details

Severity: High

ID: 377047

File Name: cisco-sa-cucs-rce-LzHSFRDQ.nasl

Version: 1.1

Type: Remote

Family: CISCO

Published: 11/6/2026

Updated: 11/6/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Percentile: 95.98

CVSS v2

Risk Factor: High

Base Score: 8

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:P/A:P

CVSS Score Source: CVE-2026-76506

CVSS v3

Risk Factor: High

Base Score: 7.6

Temporal Score: 6.6

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:unified_computing_system_central

Required KB Items: installed_sw/Cisco UCS Central WebUI

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2026

Vulnerability Publication Date: 11/4/2026

Reference Information

CVE: CVE-2026-76506

CWE: 22

CISCO-SA: cisco-sa-cucs-rce-LzHSFRDQ

IAVA: 2026-A-1247

CISCO-BUG-ID: CSCwv60193