Debian DSA-4793-1 : firefox-esr - security update
high Nessus Plugin ID 143130
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New! Plugin Severity Now Using CVSS v3
The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Synopsis
The remote Debian host is missing a security-related update.Description
Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, information disclosure, phishing, cross-site scripting or a DNS rebinding attack.Solution
Upgrade the firefox-esr packages.For the stable distribution (buster), these problems have been fixed in version 78.5.0esr-1~deb10u1.
See Also
https://security-tracker.debian.org/tracker/source-package/firefox-esr
Plugin Details
Severity: High
ID: 143130
File Name: debian_DSA-4793.nasl
Version: 1.4
Type: local
Agent: unix
Family: Debian Local Security Checks
Published: 11/20/2020
Updated: 12/14/2020
Dependencies: ssh_get_info.nasl
Risk Information
CVSS Score Source: CVE-2020-26968
VPR
Risk Factor: High
Score: 7.4
CVSS v2
Risk Factor: High
Base Score: 9.3
Temporal Score: 6.9
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Temporal Vector: E:U/RL:OF/RC:C
CVSS v3
Risk Factor: High
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: p-cpe:/a:debian:debian_linux:firefox-esr, cpe:/o:debian:debian_linux:10.0
Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l
Exploit Ease: No known exploits are available
Patch Publication Date: 11/18/2020
Vulnerability Publication Date: 12/9/2020
Reference Information
CVE: CVE-2020-16012, CVE-2020-26951, CVE-2020-26953, CVE-2020-26956, CVE-2020-26958, CVE-2020-26959, CVE-2020-26960, CVE-2020-26961, CVE-2020-26965, CVE-2020-26968
DSA: 4793