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Ubuntu 16.04 ESM / 18.04 ESM : Oniguruma vulnerabilities (USN-5662-1)

critical Nessus Plugin ID 183144

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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 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5662-1 advisory.

 It was discovered that Oniguruma incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service, obtain sensitive information or other unspecified impact. This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2019-16163, CVE-2019-19012, CVE-2019-19204, CVE-2019-19246)

 It was discovered that Oniguruma incorrectly handled memory when using certain UChar pointers. An attacker could possibly use this issue to cause a denial of service or sensitive information disclosure.
 (CVE-2019-19203)

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 libonig-dev, libonig2 and / or libonig4 packages.

See Also

https://ubuntu.com/security/notices/USN-5662-1

Plugin Details

Severity: Critical

ID: 183144

File Name: ubuntu_USN-5662-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 10/16/2023

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: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2019-19012

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libonig2, p-cpe:/a:canonical:ubuntu_linux:libonig4, p-cpe:/a:canonical:ubuntu_linux:libonig-dev, cpe:/o:canonical:ubuntu_linux:18.04:-:esm, cpe:/o:canonical:ubuntu_linux:16.04:-:esm

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: 10/10/2022

Vulnerability Publication Date: 9/9/2019

Reference Information

CVE: CVE-2019-16163, CVE-2019-19012, CVE-2019-19203, CVE-2019-19204, CVE-2019-19246

USN: 5662-1