F5 Networks BIG-IP : Linux kernel vulnerability (K15526101)

high Nessus Plugin ID 118633
New! Plugin Severity Now Using CVSS v3

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Synopsis

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

Description

The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a denial of service (use-after-free) via an AF_UNSPEC connect system call during the DCCP_LISTEN state. (CVE-2017-8824)

Impact

An attacker may exploit this vulnerability to gain privileges.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K15526101.

See Also

https://support.f5.com/csp/article/K15526101

Plugin Details

Severity: High

ID: 118633

File Name: f5_bigip_SOL15526101.nasl

Version: 1.9

Type: local

Published: 11/2/2018

Updated: 3/9/2020

Dependencies: f5_bigip_detect.nbin

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:*, cpe:2.3:h:f5:big-ip:*:*:*:*:*:*:*:*, cpe:2.3:a:f5:big-ip_application_visibility_and_reporting:*:*:*:*:*:*:*:*

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/8/2018

Vulnerability Publication Date: 12/5/2017

Reference Information

CVE: CVE-2017-8824