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Debian DLA-2457-1 : firefox-esr security update

high Nessus Plugin ID 143133

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Synopsis

The remote Debian host is missing a security 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.

For Debian 9 stretch, these problems have been fixed in version 78.5.0esr-1~deb9u1.

We recommend that you upgrade your firefox-esr packages.

For the detailed security status of firefox-esr please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/firefox-esr

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected packages.

See Also

https://lists.debian.org/debian-lts-announce/2020/11/msg00034.html

https://packages.debian.org/source/stretch/firefox-esr

https://security-tracker.debian.org/tracker/source-package/firefox-esr

Plugin Details

Severity: High

ID: 143133

File Name: debian_DLA-2457.nasl

Version: 1.5

Type: local

Agent: unix

Published: 11/20/2020

Updated: 2/8/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2020-26968

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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:debian:debian_linux:firefox-esr-l10n-de, p-cpe:/a:debian:debian_linux:iceweasel-l10n-uz, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-nl, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-son, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-sq, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ca, p-cpe:/a:debian:debian_linux:iceweasel-l10n-fa, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ml, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-gl, p-cpe:/a:debian:debian_linux:iceweasel-l10n-pl, p-cpe:/a:debian:debian_linux:iceweasel-l10n-pa-in, p-cpe:/a:debian:debian_linux:iceweasel-l10n-si, p-cpe:/a:debian:debian_linux:iceweasel-l10n-en-gb, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-te, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-or, p-cpe:/a:debian:debian_linux:iceweasel-l10n-kn, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ca, p-cpe:/a:debian:debian_linux:iceweasel-l10n-el, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-sl, p-cpe:/a:debian:debian_linux:iceweasel-l10n-is, p-cpe:/a:debian:debian_linux:iceweasel-l10n-da, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-hu, p-cpe:/a:debian:debian_linux:iceweasel-l10n-km, p-cpe:/a:debian:debian_linux:firefox-esr-dev, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-tr, p-cpe:/a:debian:debian_linux:iceweasel-l10n-cs, p-cpe:/a:debian:debian_linux:iceweasel-l10n-tr, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-bg, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-hy-am, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ml, p-cpe:/a:debian:debian_linux:iceweasel-l10n-he, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-es-mx, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-si, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-cs, p-cpe:/a:debian:debian_linux:iceweasel-l10n-es-es, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-eo, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-fa, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-kn, p-cpe:/a:debian:debian_linux:iceweasel-l10n-lt, p-cpe:/a:debian:debian_linux:iceweasel-l10n-or, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-zh-tw, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-mai, p-cpe:/a:debian:debian_linux:iceweasel-l10n-br, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ta, p-cpe:/a:debian:debian_linux:iceweasel-l10n-it, p-cpe:/a:debian:debian_linux:iceweasel-l10n-nl, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ar, p-cpe:/a:debian:debian_linux:iceweasel-l10n-pt-br, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-pt-br, p-cpe:/a:debian:debian_linux:iceweasel-l10n-az, p-cpe:/a:debian:debian_linux:iceweasel-l10n-kk, p-cpe:/a:debian:debian_linux:iceweasel-l10n-rm, p-cpe:/a:debian:debian_linux:iceweasel-l10n-gn, p-cpe:/a:debian:debian_linux:iceweasel-l10n-fy-nl, p-cpe:/a:debian:debian_linux:iceweasel-l10n-nb-no, p-cpe:/a:debian:debian_linux:iceweasel-l10n-id, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ar, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-pa-in, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ro, cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ro, p-cpe:/a:debian:debian_linux:iceweasel-l10n-xh, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-as, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-nb-no, p-cpe:/a:debian:debian_linux:iceweasel-l10n-lv, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-eu, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ast, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-fr, p-cpe:/a:debian:debian_linux:iceweasel-l10n-kab, p-cpe:/a:debian:debian_linux:iceweasel-l10n-pt-pt, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-dsb, p-cpe:/a:debian:debian_linux:iceweasel-l10n-bn-bd, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ga-ie, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-km, p-cpe:/a:debian:debian_linux:iceweasel-l10n-hu, p-cpe:/a:debian:debian_linux:iceweasel-l10n-mk, p-cpe:/a:debian:debian_linux:iceweasel-l10n-all, p-cpe:/a:debian:debian_linux:iceweasel-l10n-sr, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ja, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-xh, p-cpe:/a:debian:debian_linux:iceweasel-l10n-de, p-cpe:/a:debian:debian_linux:iceweasel-l10n-fi, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ka, p-cpe:/a:debian:debian_linux:iceweasel-l10n-mr, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-az, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-en-za, p-cpe:/a:debian:debian_linux:iceweasel-l10n-zh-tw, p-cpe:/a:debian:debian_linux:iceweasel-l10n-vi, p-cpe:/a:debian:debian_linux:iceweasel-l10n-eo, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-cy, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-en-gb, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-gn, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-uz, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-lij, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-br, p-cpe:/a:debian:debian_linux:iceweasel-dev, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-it, p-cpe:/a:debian:debian_linux:iceweasel-l10n-bn-in, p-cpe:/a:debian:debian_linux:iceweasel-l10n-as, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ff, p-cpe:/a:debian:debian_linux:iceweasel-l10n-cy, p-cpe:/a:debian:debian_linux:iceweasel-l10n-gl, p-cpe:/a:debian:debian_linux:iceweasel-l10n-et, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-fy-nl, p-cpe:/a:debian:debian_linux:firefox-esr, p-cpe:/a:debian:debian_linux:iceweasel-l10n-fr, p-cpe:/a:debian:debian_linux:iceweasel-l10n-mai, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ach, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-all, p-cpe:/a:debian:debian_linux:iceweasel-l10n-uk, p-cpe:/a:debian:debian_linux:iceweasel, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ms, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ru, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-gd, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-hr, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ff, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-an, p-cpe:/a:debian:debian_linux:iceweasel-l10n-hsb, p-cpe:/a:debian:debian_linux:iceweasel-l10n-hr, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-af, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-es-es, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-lt, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-es-cl, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-cak, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ga-ie, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-fi, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ko, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ta, p-cpe:/a:debian:debian_linux:iceweasel-l10n-cak, p-cpe:/a:debian:debian_linux:iceweasel-l10n-eu, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-id, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-da, p-cpe:/a:debian:debian_linux:iceweasel-l10n-dsb, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ast, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-es-ar, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-el, p-cpe:/a:debian:debian_linux:iceweasel-l10n-bs, p-cpe:/a:debian:debian_linux:iceweasel-l10n-hi-in, p-cpe:/a:debian:debian_linux:iceweasel-l10n-son, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-bn-in, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-hsb, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ka, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-bs, p-cpe:/a:debian:debian_linux:iceweasel-l10n-sv-se, p-cpe:/a:debian:debian_linux:iceweasel-l10n-es-mx, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-ru, p-cpe:/a:debian:debian_linux:iceweasel-l10n-sq, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-pl, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-sv-se, p-cpe:/a:debian:debian_linux:iceweasel-l10n-gu-in, p-cpe:/a:debian:debian_linux:iceweasel-l10n-af, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ms, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-pt-pt, p-cpe:/a:debian:debian_linux:iceweasel-l10n-sk, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-sk, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ja, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-bn-bd, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-mr, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-th, p-cpe:/a:debian:debian_linux:iceweasel-l10n-bg, p-cpe:/a:debian:debian_linux:iceweasel-l10n-es-cl, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-gu-in, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-zh-cn, p-cpe:/a:debian:debian_linux:iceweasel-l10n-en-za, p-cpe:/a:debian:debian_linux:iceweasel-l10n-lij, p-cpe:/a:debian:debian_linux:iceweasel-l10n-gd, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-he, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-vi, p-cpe:/a:debian:debian_linux:iceweasel-l10n-te, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-is, p-cpe:/a:debian:debian_linux:iceweasel-l10n-th, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-kab, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-kk, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ko, p-cpe:/a:debian:debian_linux:iceweasel-l10n-hy-am, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-rm, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-hi-in, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-nn-no, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-sr, p-cpe:/a:debian:debian_linux:iceweasel-l10n-ach, p-cpe:/a:debian:debian_linux:iceweasel-l10n-an, p-cpe:/a:debian:debian_linux:iceweasel-l10n-es-ar, p-cpe:/a:debian:debian_linux:iceweasel-l10n-sl, p-cpe:/a:debian:debian_linux:iceweasel-l10n-zh-cn, p-cpe:/a:debian:debian_linux:iceweasel-l10n-nn-no, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-uk, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-mk, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-et, p-cpe:/a:debian:debian_linux:firefox-esr-l10n-lv

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/19/2020

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