Detections
Analytics

CentOS 8 : firefox (CESA-2021:1360)

high Nessus Plugin ID 149237

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2021:1360 advisory.

 - Mozilla: More internal network hosts could have been probed by a malicious webpage (CVE-2021-23961)

 - Mozilla: Out of bound write due to lazy initialization (CVE-2021-23994)

 - Mozilla: Use-after-free in Responsive Design Mode (CVE-2021-23995)

 - Mozilla: Secure Lock icon could have been spoofed (CVE-2021-23998)

 - Mozilla: Blob URLs may have been granted additional privileges (CVE-2021-23999)

 - Mozilla: Arbitrary FTP command execution on FTP servers using an encoded URL (CVE-2021-24002)

 - Mozilla: Incorrect size computation in WebAssembly JIT could lead to null-reads (CVE-2021-29945)

 - Mozilla: Port blocking could be bypassed (CVE-2021-29946)

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://access.redhat.com/errata/RHSA-2021:1360

Plugin Details

Severity: High

ID: 149237

File Name: centos8_RHSA-2021-1360.nasl

Version: 1.4

Type: local

Agent: unix

Published: 5/3/2021

Updated: 1/2/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-29946

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: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:firefox

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/26/2021

Vulnerability Publication Date: 1/26/2021

Reference Information

CVE: CVE-2021-23961, CVE-2021-23994, CVE-2021-23995, CVE-2021-23998, CVE-2021-23999, CVE-2021-24002, CVE-2021-29945, CVE-2021-29946

RHSA: 2021:1360