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Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS : elfutils vulnerabilities (USN-6322-1)

medium Nessus Plugin ID 180321

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6322-1 advisory.

 It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated system were tricked into processing a specially crafted file, elfutils could be made to crash or consume resources, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2018-16062, CVE-2018-16403, CVE-2018-18310, CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150, CVE-2019-7665)

 It was discovered that elfutils incorrectly handled bounds checks in certain functions when processing malformed files. If a user or automated system were tricked into processing a specially crafted file, elfutils could be made to crash or consume resources, resulting in a denial of service. (CVE-2020-21047, CVE-2021-33294)

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

Note that Nessus has not tested for these issues 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-6322-1

Plugin Details

Severity: Medium

ID: 180321

File Name: ubuntu_USN-6322-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 8/30/2023

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: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2019-7665

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

CVSS Score Source: CVE-2019-7149

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libelf-dev, p-cpe:/a:canonical:ubuntu_linux:libasm1, cpe:/o:canonical:ubuntu_linux:18.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:libdw1, p-cpe:/a:canonical:ubuntu_linux:libasm-dev, cpe:/o:canonical:ubuntu_linux:16.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:elfutils, p-cpe:/a:canonical:ubuntu_linux:libelf1, p-cpe:/a:canonical:ubuntu_linux:libdw-dev

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/30/2023

Vulnerability Publication Date: 8/29/2018

Reference Information

CVE: CVE-2018-16062, CVE-2018-16403, CVE-2018-18310, CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150, CVE-2019-7665, CVE-2020-21047, CVE-2021-33294

USN: 6322-1