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F5 Networks BIG-IP : BIG-IP Edge Client for Windows vulnerability (K000158931)

low Nessus Plugin ID 298036

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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 17.1.3.1 / None. It is, therefore, affected by a vulnerability as referenced in the K000158931 advisory.

 A vulnerability exists in BIG-IP Edge Client and browser VPN clients on Windows that may allow attackers to gain access to sensitive information.(CVE-2026-20730)

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 K000158931.

See Also

https://my.f5.com/manage/s/article/K000158931

Plugin Details

Severity: Low

ID: 298036

File Name: f5_bigip_SOL000158931.nasl

Version: 1.1

Type: local

Published: 2/5/2026

Updated: 2/5/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Low

Base Score: 1.7

Temporal Score: 1.3

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

CVSS Score Source: CVE-2026-20730

CVSS v3

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.9

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

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

CVSS v4

Risk Factor: Low

Base Score: 2

Threat Score: 0.4

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/h:f5:big-ip, cpe:/a:f5:big-ip_access_policy_manager

Required KB Items: Host/local_checks_enabled, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version

Exploit Ease: No known exploits are available

Patch Publication Date: 2/4/2026

Vulnerability Publication Date: 2/4/2026

Reference Information

CVE: CVE-2026-20730