RHEL 8 : firefox (RHSA-2020:5562)

medium Nessus Plugin ID 144422

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VPR Score: 7.4

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:5562 advisory.

- chromium-browser: Uninitialized Use in V8 (CVE-2020-16042)

- Mozilla: Heap buffer overflow in WebGL (CVE-2020-26971)

- Mozilla: CSS Sanitizer performed incorrect sanitization (CVE-2020-26973)

- Mozilla: Incorrect cast of StyleGenericFlexBasis resulted in a heap use-after-free (CVE-2020-26974)

- Mozilla: Internal network hosts could have been probed by a malicious webpage (CVE-2020-26978)

- Mozilla: The proxy.onRequest API did not catch view-source URLs (CVE-2020-35111)

- Mozilla: Memory safety bugs fixed in Firefox 84 and Firefox ESR 78.6 (CVE-2020-35113)

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 firefox and / or firefox-debugsource packages.

Plugin Details

Severity: Medium

ID: 144422

File Name: redhat-RHSA-2020-5562.nasl

Version: 1.6

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 12/18/2020

Updated: 3/24/2021

Dependencies: ssh_get_info.nasl

Risk Information

Risk Factor: Medium

VPR Score: 7.4

CVSS Score Source: CVE-2020-16042

CVSS v2.0

Base Score: 6.8

Temporal Score: 5

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:firefox, p-cpe:/a:redhat:enterprise_linux:firefox-debugsource

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 12/16/2020

Vulnerability Publication Date: 12/2/2020

Reference Information

CVE: CVE-2020-16042, CVE-2020-26971, CVE-2020-26973, CVE-2020-26974, CVE-2020-26978, CVE-2020-35111, CVE-2020-35113

RHSA: 2020:5562

IAVA: 2020-A-0575-S

CWE: 20, 120, 200, 416