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

High Nessus Plugin ID 118633

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: 1.1

Type: local

Published: 2018/11/02

Modified: 2018/11/02

Dependencies: 76940

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.2

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

CVSS v3.0

Base Score: 7.8

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

Vulnerability Information

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

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

Patch Publication Date: 2018/05/08

Reference Information

CVE: CVE-2017-8824