Detections
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RHEL 7 : firefox (RHSA-2021:3498)
high Nessus Plugin ID 153238
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Synopsis
The remote Red Hat host is missing a security update for firefox.Description
The remote Redhat Enterprise Linux 7 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:3498 advisory.Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 78.14.0 ESR.
Security Fix(es):
* Mozilla: Memory safety bugs fixed in Firefox 92, Firefox ESR 78.14 and Firefox ESR 91.1 (CVE-2021-38493)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
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 RHEL firefox package based on the guidance in RHSA-2021:3498.See Also
http://www.nessus.org/u?72c805b4
https://access.redhat.com/security/updates/classification/#important
Plugin Details
Severity: High
ID: 153238
File Name: redhat-RHSA-2021-3498.nasl
Version: 1.9
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 9/13/2021
Updated: 11/7/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2021-38493
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: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:firefox, cpe:/o:redhat:enterprise_linux:7
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: 9/13/2021
Vulnerability Publication Date: 9/7/2021
Reference Information
CVE: CVE-2021-38493