F5 Networks BIG-IP : Unbound vulnerability (SOL15931)

medium Nessus Plugin ID 80231

Synopsis

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

Description

iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a large or infinite number of referrals.

Solution

Upgrade to one of the non-vulnerable versions listed in the F5 Solution SOL15931.

See Also

https://support.f5.com/csp/article/K15931

Plugin Details

Severity: Medium

ID: 80231

File Name: f5_bigip_SOL15931.nasl

Version: 1.5

Type: local

Published: 12/26/2014

Updated: 3/10/2021

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.7

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

Vulnerability Information

CPE: cpe:/a:f5:big-ip_local_traffic_manager, cpe:/h:f5:big-ip

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/23/2014

Vulnerability Publication Date: 12/11/2014

Reference Information

CVE: CVE-2014-8602

BID: 71589