Detections
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Cisco Secure Firewall Management Center Software Static Credentials (cisco-sa-fmc-static-cred-BET3Cjh)

medium Nessus Plugin ID 331381

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Synopsis

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

Description

A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to log in to an affected device using a static, low-privileged account and access sensitive data within the impacted system. This vulnerability is due to the presence of a hard-coded password associated with an account on the affected device.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCwt95997.

See Also

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwt95997

http://www.nessus.org/u?b24e140f

Plugin Details

Severity: Medium

ID: 331381

File Name: cisco-sa-fmc-static-cred-BET3Cjh.nasl

Version: 1.2

Type: Local

Family: CISCO

Published: 7/31/2026

Updated: 8/3/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.7

Percentile: 96.23

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.1

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

CVSS Score Source: CVE-2026-20316

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.9

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

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

Vulnerability Information

CPE: cpe:/a:cisco:firepower_management_center

Required KB Items: Host/Cisco/firepower_mc/version

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/29/2026

Vulnerability Publication Date: 7/29/2026

CISA Known Exploited Vulnerability Due Dates: 8/1/2026

Reference Information

CVE: CVE-2026-20316

CISCO-SA: cisco-sa-fmc-static-cred-BET3Cjh

IAVA: 2026-A-0798

CISCO-BUG-ID: CSCwt95997