Denial of Service (DoS) Affecting maradns package, versions [,1.4.03)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
1.86% (77th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UNMANAGED-MARADNS-2380325
  • published26 Jan 2022
  • disclosed25 Jun 2010
  • creditUnknown

Introduced: 25 Jun 2010

CVE-2010-2444  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade maradns to version 1.4.03 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS) parse/Csv2_parse.c in MaraDNS 1.3.03, and other versions before 1.4.03, does not properly handle hostnames that do not end in a "." (dot) character, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted csv2 zone file.

CVSS Base Scores

version 3.1