RHEL 8 : firefox (RHSA-2020:3557)

high Nessus Plugin ID 139854
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 Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:3557 advisory.

- Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer (CVE-2020-12422)

- Mozilla: WebRTC permission prompt could have been bypassed by a compromised content process (CVE-2020-12424)

- Mozilla: Out of bound read in Date.parse() (CVE-2020-12425)

- Mozilla: X-Frame-Options bypass using object or embed tags (CVE-2020-15648)

- Mozilla: Bypassing iframe sandbox when allowing popups (CVE-2020-15653)

- Mozilla: Custom cursor can overlay user interface (CVE-2020-15654)

- Mozilla: Type confusion for special arguments in IonMonkey (CVE-2020-15656)

- Mozilla: Overriding file type when saving to disk (CVE-2020-15658)

- Mozilla: Attacker-induced prompt for extension installation (CVE-2020-15664)

- Mozilla: Use-After-Free when aborting an operation (CVE-2020-15669)

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 package.

See Also

https://cwe.mitre.org/data/definitions/125.html

https://cwe.mitre.org/data/definitions/138.html

https://cwe.mitre.org/data/definitions/190.html

https://cwe.mitre.org/data/definitions/276.html

https://cwe.mitre.org/data/definitions/416.html

https://cwe.mitre.org/data/definitions/451.html

https://cwe.mitre.org/data/definitions/648.html

https://cwe.mitre.org/data/definitions/843.html

https://access.redhat.com/security/cve/CVE-2020-12422

https://access.redhat.com/security/cve/CVE-2020-12424

https://access.redhat.com/security/cve/CVE-2020-12425

https://access.redhat.com/security/cve/CVE-2020-15648

https://access.redhat.com/security/cve/CVE-2020-15653

https://access.redhat.com/security/cve/CVE-2020-15654

https://access.redhat.com/security/cve/CVE-2020-15656

https://access.redhat.com/security/cve/CVE-2020-15658

https://access.redhat.com/security/cve/CVE-2020-15664

https://access.redhat.com/security/cve/CVE-2020-15669

https://access.redhat.com/errata/RHSA-2020:3557

https://bugzilla.redhat.com/1861645

https://bugzilla.redhat.com/1861646

https://bugzilla.redhat.com/1861647

https://bugzilla.redhat.com/1861649

https://bugzilla.redhat.com/1872531

https://bugzilla.redhat.com/1872532

https://bugzilla.redhat.com/1872537

https://bugzilla.redhat.com/1872538

https://bugzilla.redhat.com/1872539

https://bugzilla.redhat.com/1872540

Plugin Details

Severity: High

ID: 139854

File Name: redhat-RHSA-2020-3557.nasl

Version: 1.8

Type: local

Agent: unix

Published: 8/26/2020

Updated: 10/12/2021

Dependencies: ssh_get_info.nasl, redhat_repos.nasl

Risk Information

CVSS Score Source: CVE-2020-15656

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: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.2, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_e4s:8.2, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_eus:8.2, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_tus:8.2, cpe:/o:redhat:rhel_tus:8.4, p-cpe:/a:redhat:enterprise_linux:firefox

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: 8/26/2020

Vulnerability Publication Date: 6/30/2020

Reference Information

CVE: CVE-2020-12422, CVE-2020-12424, CVE-2020-12425, CVE-2020-15648, CVE-2020-15653, CVE-2020-15654, CVE-2020-15656, CVE-2020-15658, CVE-2020-15664, CVE-2020-15669

RHSA: 2020:3557

IAVA: 2020-A-0287-S, 2020-A-0344-S, 2020-A-0391-S

CWE: 125, 138, 190, 276, 416, 451, 648, 843