Missing Authentication for Critical Function Affecting systemd-libs package, versions *


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.14% (51st 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 Learn

Learn about Missing Authentication for Critical Function vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-CENTOS7-SYSTEMDLIBS-2004528
  • published26 Jul 2021
  • disclosed26 Apr 2021

Introduced: 26 Apr 2021

CVE-2020-13529  (opens in a new tab)
CWE-306  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 systemd-libs.

NVD Description

Note: Versions mentioned in the description apply only to the upstream systemd-libs package and not the systemd-libs package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server.

CVSS Scores

version 3.1