Cisco Secure Firewall Management Center Software Vulnerabilities (cisco-sa-fmc-mulivulns-4PsnFwvx)

critical Nessus Plugin ID 350885

Synopsis

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

Description

According to its self-reported version, Cisco Secure Firewall Management Center (FMC) is affected by multiple vulnerabilities.

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

Solution

Upgrade to the relevant fixed version referenced in Cisco bug IDs CSCwu16954, CSCwu24501, CSCwu27275, CSCwu36643, CSCwu42586

Plugin Details

Severity: Critical

ID: 350885

File Name: cisco-sa-fmc-mulivulns-4PsnFwvx.nasl

Version: 1.1

Type: Local

Family: CISCO

Published: 9/28/2026

Updated: 9/28/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 93.3

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2026-20341

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: cpe:/a:cisco:firepower_management_center

Required KB Items: Host/Cisco/firepower_mc/version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/16/2026

Vulnerability Publication Date: 9/16/2026

Reference Information

CVE: CVE-2026-20340, CVE-2026-20341, CVE-2026-20342, CVE-2026-20344

CWE: 306, 502, 639

CISCO-SA: cisco-sa-fmc-mulivulns-4PsnFwvx

IAVA: 2026-A-1027

CISCO-BUG-ID: CSCwu16954, CSCwu24501, CSCwu27275, CSCwu36643, CSCwu42586

Detections

Analytics