F5 Networks BIG-IP : glibc vulnerability (K47098834)

high Nessus Plugin ID 88769

Synopsis

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

Description

Multiple stack-based buffer overflows in the (1) send_dg and (2) send_vc functions in the libresolv library in the GNU C Library (aka glibc or libc6) before 2.23 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a crafted DNS response that triggers a call to the getaddrinfo function with the AF_UNSPEC or AF_INET6 address family, related to performing 'dual A/AAAA DNS queries' and the libnss_dns.so.2 NSS module.
(CVE-2015-7547)

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution K47098834.

See Also

https://support.f5.com/csp/article/K47098834

https://www.tenable.com/security/research/tra-2017-08

Plugin Details

Severity: High

ID: 88769

File Name: f5_bigip_SOL47098834.nasl

Version: 2.34

Type: local

Published: 2/17/2016

Updated: 1/4/2019

Configuration: Enable paranoid mode

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

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

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

Temporal Vector: E:P/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_link_controller, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_policy_enforcement_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, Settings/ParanoidReport

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/16/2016

Reference Information

CVE: CVE-2015-7547

TRA: TRA-2017-08

IAVA: 2016-A-0053