Detections
Analytics
F5 Networks BIG-IP : BIG-IP TMM vulnerability (K000160003)
high Nessus Plugin ID 299423
Synopsis
The remote device is missing a vendor-supplied security patch.Description
The version of F5 Networks BIG-IP installed on the remote host is prior to Hotfix-BIGIP-17.5.1.4.0.17.20-ENG.iso. It is, therefore, affected by a vulnerability as referenced in the K000160003 advisory.When BIG-IP AFM or BIG-IP DDoS Hybrid Defender is provisioned, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.(CVE-2026-2507)
Tenable has extracted the preceding description block directly from the F5 Networks BIG-IP security advisory.
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 one of the non-vulnerable versions listed in the F5 Solution K000160003.See Also
Plugin Details
Severity: High
ID: 299423
File Name: f5_bigip_SOL000160003.nasl
Version: 1.1
Type: local
Published: 2/18/2026
Updated: 2/18/2026
Configuration: Enable paranoid mode
Supported Sensors: Nessus
Risk Information
CVSS v2
Risk Factor: High
Base Score: 7.8
Temporal Score: 5.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2026-2507
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/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
CVSS v4
Risk Factor: High
Base Score: 8.7
Threat Score: 6.6
Threat Vector: CVSS:4.0/E:U
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Vulnerability Information
CPE: cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/h:f5:big-ip
Required KB Items: Host/local_checks_enabled, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version, Settings/ParanoidReport
Exploit Ease: No known exploits are available
Patch Publication Date: 2/18/2026
Vulnerability Publication Date: 2/18/2026
Reference Information
CVE: CVE-2026-2507