RHEL 7 : firefox (RHSA-2020:1338)
high Nessus Plugin ID 135242
Language:
Synopsis
The remote Red Hat host is missing one or more security updates.Description
The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:1338 advisory.- Mozilla: Use-after-free while running the nsDocShell destructor (CVE-2020-6819)
- Mozilla: Use-after-free when handling a ReadableStream (CVE-2020-6820)
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/416.html
https://access.redhat.com/security/cve/CVE-2020-6819
https://access.redhat.com/security/cve/CVE-2020-6820
https://access.redhat.com/errata/RHSA-2020:1338
Plugin Details
Severity: High
ID: 135242
File Name: redhat-RHSA-2020-1338.nasl
Version: 1.12
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 4/7/2020
Updated: 1/18/2022
Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent
Risk Information
CVSS Score Source: CVE-2020-6820
VPR
Risk Factor: Medium
Score: 6.7
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5.9
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Temporal Vector: E:H/RL:OF/RC:C
CVSS v3
Risk Factor: High
Base Score: 8.1
Temporal Score: 7.7
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: E:H/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:firefox
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 4/7/2020
Vulnerability Publication Date: 4/3/2020
CISA Known Exploited Dates: 5/3/2022
Reference Information
CVE: CVE-2020-6819, CVE-2020-6820