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Ubuntu 20.04 LTS : Firefox vulnerabilities (USN-6456-1)

critical Nessus Plugin ID 184009

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Synopsis

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

Description

The remote Ubuntu 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6456-1 advisory.

 Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code. (CVE-2023-5722, CVE-2023-5724, CVE-2023-5728, CVE-2023-5729, CVE-2023-5730, CVE-2023-5731)

 Kelsey Gilbert discovered that Firefox did not properly manage certain browser prompts and dialogs due to an insufficient activation-delay. An attacker could potentially exploit this issue to perform clickjacking. (CVE-2023-5721)

 Daniel Veditz discovered that Firefox did not properly validate a cookie containing invalid characters. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2023-5723)

 Shaheen Fazim discovered that Firefox did not properly validate the URLs open by installed WebExtension.
 An attacker could potentially exploit this issue to obtain sensitive information. (CVE-2023-5725)

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-6456-1

Plugin Details

Severity: Critical

ID: 184009

File Name: ubuntu_USN-6456-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 10/30/2023

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: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2023-5731

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-it, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ko, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ro, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-xh, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-pa, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-te, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ia, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-csb, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-gu, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-et, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-cy, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ar, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-pt, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ja, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ast, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-fr, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-bn, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-sv, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-zu, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-be, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-tg, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-eo, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-nl, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ru, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-fa, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-mn, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-eu, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-sw, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-uk, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-id, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-hi, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-sl, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ne, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ga, p-cpe:/a:canonical:ubuntu_linux:firefox-mozsymbols, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-fy, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-kn, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-lg, p-cpe:/a:canonical:ubuntu_linux:firefox, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-sk, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-he, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-bs, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-gl, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-da, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-szl, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-zh-hans, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-cak, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-cs, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-is, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-vi, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-gn, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ta, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-mai, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-hr, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-mr, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-as, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-an, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-en, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ca, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-uz, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-lv, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-af, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-sq, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ml, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-kab, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ur, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-az, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ku, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-es, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-nn, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-mk, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-sr, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-gd, p-cpe:/a:canonical:ubuntu_linux:firefox-geckodriver, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-or, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-tr, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-hu, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-fi, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ms, p-cpe:/a:canonical:ubuntu_linux:firefox-dev, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-bg, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-lt, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-br, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-hy, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-nb, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-my, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-km, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-nso, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-th, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-zh-hant, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-ka, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-el, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-si, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-kk, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-hsb, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-oc, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-de, p-cpe:/a:canonical:ubuntu_linux:firefox-locale-pl

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/30/2023

Vulnerability Publication Date: 10/24/2023

Reference Information

CVE: CVE-2023-5721, CVE-2023-5722, CVE-2023-5723, CVE-2023-5724, CVE-2023-5725, CVE-2023-5728, CVE-2023-5729, CVE-2023-5730, CVE-2023-5731

IAVA: 2023-A-0585-S

USN: 6456-1