MaraDNS < 1.3.07.14 / 1.4.x < 1.4.10 Hash Collision Form Parameter Remote DoS

medium Nessus Plugin ID 73480

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Synopsis

The DNS server running on the remote host is affected by a denial of service vulnerability.

Description

According to its self-reported version number, the MaraDNS server running on the remote host is affected by a hash collision issue when large amounts of specially crafted queries with the Recursion Desired (RD) bit set are sent to the remote server. This issue could allow a remote attacker to crash the DNS server, resulting in a denial of service.

Solution

Upgrade to MaraDNS version 1.3.07.14 / 1.4.10 or later.

Plugin Details

Severity: Medium

ID: 73480

File Name: maradns_1_4_10.nasl

Version: 1.3

Type: remote

Family: DNS

Published: 4/11/2014

Updated: 7/14/2018

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.7

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Vulnerability Information

CPE: cpe:/a:maradns:maradns

Required KB Items: maradns/version, maradns/num_ver, Settings/ParanoidReport

Exploit Ease: No known exploits are available

Patch Publication Date: 1/13/2012

Vulnerability Publication Date: 12/29/2011

Reference Information

CVE: CVE-2011-5055, CVE-2012-0024

BID: 51225

Detections

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