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Ubuntu 16.04 ESM : BusyBox vulnerability (USN-5179-2)

high Nessus Plugin ID 160896

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-5179-2 advisory.

 USN-5179-1 fixed vulnerabilities in BusyBox. This update provides the corresponding updates for Ubuntu 16.04 ESM.

 Original advisory details:

 It was discovered that BusyBox incorrectly handled certain malformed gzip

 archives. If a user or automated system were tricked into processing a

 specially crafted gzip archive, a remote attacker could use this issue to

 cause BusyBox to crash, resulting in a denial of service, or possibly

 execute arbitrary code. (CVE-2021-28831)

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-5179-2

Plugin Details

Severity: High

ID: 160896

File Name: ubuntu_USN-5179-2.nasl

Version: 1.7

Type: local

Agent: unix

Published: 5/10/2022

Updated: 9/19/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-28831

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:udhcpd, p-cpe:/a:canonical:ubuntu_linux:udhcpc, p-cpe:/a:canonical:ubuntu_linux:busybox, p-cpe:/a:canonical:ubuntu_linux:busybox-initramfs, p-cpe:/a:canonical:ubuntu_linux:busybox-static, p-cpe:/a:canonical:ubuntu_linux:busybox-syslogd, cpe:/o:canonical:ubuntu_linux:16.04:-:esm

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 3/19/2021

Reference Information

CVE: CVE-2021-28831

USN: 5179-2