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Ubuntu 20.04 LTS : Net::CIDR::Lite vulnerability (USN-6712-1)

medium Nessus Plugin ID 192533

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 20.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-6712-1 advisory.

 It was discovered that Net::CIDR::Lite incorrectly handled extra zero characters at the beginning of IP address strings. A remote attacker could possibly use this issue to bypass access controls.

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 libnet-cidr-lite-perl package.

See Also

https://ubuntu.com/security/notices/USN-6712-1

Plugin Details

Severity: Medium

ID: 192533

File Name: ubuntu_USN-6712-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 3/25/2024

Updated: 8/27/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-47154

CVSS v3

Risk Factor: Medium

Base Score: 6.3

Temporal Score: 5.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libnet-cidr-lite-perl, cpe:/o:canonical:ubuntu_linux:20.04:-:lts

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/25/2024

Vulnerability Publication Date: 3/18/2024

Reference Information

CVE: CVE-2021-47154

USN: 6712-1