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Ubuntu 21.04 : DHCP regression (USN-4969-3)

info Nessus Plugin ID 150324

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 21.04 host has packages installed that are affected by a vulnerability as referenced in the USN-4969-3 advisory.

 USN-4969-1 fixed a vulnerability in DHCP. The package for Ubuntu 21.04 introduced a regression causing it to reject certain valid configuration files. This update fixes the problem.

 We apologize for the inconvenience.



Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-4969-3

Plugin Details

Severity: Info

ID: 150324

File Name: ubuntu_USN-4969-3.nasl

Version: 1.6

Type: local

Agent: unix

Published: 6/7/2021

Updated: 10/29/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:21.04, p-cpe:/a:canonical:ubuntu_linux:isc-dhcp-client, p-cpe:/a:canonical:ubuntu_linux:isc-dhcp-relay, p-cpe:/a:canonical:ubuntu_linux:isc-dhcp-common, p-cpe:/a:canonical:ubuntu_linux:isc-dhcp-client-ddns, p-cpe:/a:canonical:ubuntu_linux:isc-dhcp-server, p-cpe:/a:canonical:ubuntu_linux:isc-dhcp-server-ldap, p-cpe:/a:canonical:ubuntu_linux:isc-dhcp-dev

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 6/7/2021

Vulnerability Publication Date: 6/7/2021

Reference Information

USN: 4969-3