F5 Networks BIG-IP : DHCP client vulnerability (K08306700)

high Nessus Plugin ID 118625

Synopsis

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

Description

An out-of-bound memory access flaw was found in the way dhclient processed a DHCP response packet. A malicious DHCP server could potentially use this flaw to crash dhclient processes running on DHCP client machines via a crafted DHCP response packet. (CVE-2018-5732)

Impact

An attacker can cause a denial of service (DoS) of DHCP functionality on the F5 product management interface.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K08306700.

See Also

https://my.f5.com/manage/s/article/K08306700

Plugin Details

Severity: High

ID: 118625

File Name: f5_bigip_SOL08306700.nasl

Version: 1.9

Type: local

Published: 11/2/2018

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-2018-5732

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_application_visibility_and_reporting, cpe:/a:f5:big-ip_domain_name_system, cpe:/h:f5:big-ip, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_application_acceleration_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: 3/19/2018

Vulnerability Publication Date: 10/9/2019

Reference Information

CVE: CVE-2018-5732