Cisco Firepower Threat Defense (FTD) Software OSPF DoS Vulnerabilities (cisco-sa-asaftd-ospf-ZH8PhbSW)

medium Nessus Plugin ID 311444

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Synopsis

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

Description

According to its self-reported version, Cisco Secure Firewall Threat Defense (FTD) Software 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 CSCwn69075, CSCwn69076, CSCwn69078, CSCwn69079, CSCwn69081, CSCwo71552, CSCwq73656

Plugin Details

Severity: Medium

ID: 311444

File Name: cisco-sa-asaftd-ospf-ZH8PhbSW-ftd.nasl

Version: 1.3

Type: Combined

Family: CISCO

Published: 5/1/2026

Updated: 5/5/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

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

CVSS Score Source: CVE-2026-20023

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/o:cisco:firepower_threat_defense

Required KB Items: installed_sw/Cisco Firepower Threat Defense

Exploit Ease: No known exploits are available

Patch Publication Date: 3/4/2026

Vulnerability Publication Date: 3/4/2026

Reference Information

CVE: CVE-2026-20020, CVE-2026-20021, CVE-2026-20022, CVE-2026-20023, CVE-2026-20024, CVE-2026-20025

CISCO-SA: cisco-sa-asaftd-ospf-ZH8PhbSW

IAVA: 2026-A-0201

CISCO-BUG-ID: CSCwn69075, CSCwn69076, CSCwn69078, CSCwn69079, CSCwn69081, CSCwo71552, CSCwq73656

Detections

Analytics

Cisco Firepower Threat Defense (FTD) Software OSPF DoS Vulnerabilities (cisco-sa-asaftd-ospf-ZH8PhbSW)

medium Nessus Plugin ID 311444

Synopsis

Description

Solution

See Also

Plugin Details

Risk Information

VPR

CVSS v2

CVSS v3

Vulnerability Information

Reference Information