F5 Networks BIG-IP : libxml2 vulnerability (K04450715)

high Nessus Plugin ID 97476
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Synopsis

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

Description

dict.c in libxml2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via an unexpected character immediately after the '<!DOCTYPE html' substring in a crafted HTML document. (CVE-2015-8806)

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K04450715.

See Also

https://support.f5.com/csp/article/K04450715

Plugin Details

Severity: High

ID: 97476

File Name: f5_bigip_SOL04450715.nasl

Version: 3.8

Type: local

Published: 3/2/2017

Updated: 3/9/2020

Dependencies: f5_bigip_detect.nbin

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: E:U/RL:OF/RC:C

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: E:U/RL:O/RC:C

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, cpe:/h:f5:big-ip_protocol_security_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: 2/22/2017

Vulnerability Publication Date: 4/13/2016

Reference Information

CVE: CVE-2015-8806