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F5 Networks BIG-IP : BIG-IP APM virtual server vulnerability (K46901953)

high Nessus Plugin ID 136139

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Synopsis

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

Description

In certain circumstances, an attacker sending specifically crafted requests to aBIG-IP APM virtual server may cause a disruption of service provided by the Traffic Management Microkernel(TMM).
(CVE-2020-5874)

Impact

An attacker may be able to perform a denial-of-service (DoS) attack on a BIG-IP system by causing the TMM process to restart.

The data plane is only impacted and exposed when the virtual server is configured to use OpenID connect. The control plane is not impacted by this vulnerability.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K46901953.

See Also

https://my.f5.com/manage/s/article/K46901953

Plugin Details

Severity: High

ID: 136139

File Name: f5_bigip_SOL46901953.nasl

Version: 1.6

Type: local

Published: 4/30/2020

Updated: 11/2/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-5874

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

Vulnerability Information

CPE: cpe:/a:f5:big-ip_access_policy_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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/29/2020

Vulnerability Publication Date: 4/30/2020

Reference Information

CVE: CVE-2020-5874