openSUSE Security Update : MozillaFirefox (openSUSE-2020-1909)

high Nessus Plugin ID 142956

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for MozillaFirefox fixes the following issues :

- Firefox Extended Support Release 78.4.1 ESR

- Fixed: Security fix MFSA 2020-49 (bsc#1178588)

- CVE-2020-26950 (bmo#1675905) Write side effects in MCallGetProperty opcode not accounted for

This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected MozillaFirefox packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1178588

Plugin Details

Severity: High

ID: 142956

File Name: openSUSE-2020-1909.nasl

Version: 1.6

Type: local

Agent: unix

Published: 11/17/2020

Updated: 3/3/2022

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.7

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

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

CVSS Score Source: CVE-2020-26950

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:MozillaFirefox, p-cpe:/a:novell:opensuse:MozillaFirefox-branding-upstream, p-cpe:/a:novell:opensuse:MozillaFirefox-buildsymbols, p-cpe:/a:novell:opensuse:MozillaFirefox-debuginfo, p-cpe:/a:novell:opensuse:MozillaFirefox-debugsource, p-cpe:/a:novell:opensuse:MozillaFirefox-devel, p-cpe:/a:novell:opensuse:MozillaFirefox-translations-common, p-cpe:/a:novell:opensuse:MozillaFirefox-translations-other, cpe:/o:novell:opensuse:15.1

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

Exploit Ease: Exploits are available

Patch Publication Date: 11/13/2020

Vulnerability Publication Date: 12/9/2020

Exploitable With

Metasploit (Firefox MCallGetProperty Write Side Effects Use After Free Exploit)

Reference Information

CVE: CVE-2020-26950