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Ubuntu: (Multiple Advisories) (CVE-2020-13529): systemd vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-13529): systemd vulnerabilities

Severity
3
CVSS
(AV:A/AC:M/Au:N/C:N/I:N/A:P)
Published
05/10/2021
Created
07/23/2021
Added
07/21/2021
Modified
03/22/2023

Description

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.

Solution(s)

  • ubuntu-upgrade-systemd

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