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Test ID:1.3.6.1.4.1.25623.1.0.817942
Category:General
Title:Mozilla Firefox ESR Security Advisories (MFSA2021-07, MFSA2021-09) - Windows
Summary:Mozilla Firefox ESR is prone to multiple vulnerabilities.
Description:Summary:
Mozilla Firefox ESR is prone to multiple vulnerabilities.

Vulnerability Insight:
Multiple flaws exist due to:

- Content Security Policy violation report could have contained the destination of a redirect.

- MediaError message property could have leaked information about cross-origin resources.

- Memory safety bugs.

Vulnerability Impact:
Successful exploitation will allow attackers
to run arbitrary code, bypass security restrictions and disclose sensitive
information.

Affected Software/OS:
Mozilla Firefox ESR version before 78.8
on Windows.

Solution:
Update to Mozilla Firefox ESR version 78.8
or later. Please see the references for more information.

CVSS Score:
6.8

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-23969
Debian Security Information: DSA-4866 (Google Search)
https://www.debian.org/security/2021/dsa-4866
https://security.gentoo.org/glsa/202104-09
https://security.gentoo.org/glsa/202104-10
https://bugzilla.mozilla.org/show_bug.cgi?id=1542194
https://www.mozilla.org/security/advisories/mfsa2021-07/
https://www.mozilla.org/security/advisories/mfsa2021-08/
https://www.mozilla.org/security/advisories/mfsa2021-09/
https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html
Common Vulnerability Exposure (CVE) ID: CVE-2021-23968
https://bugzilla.mozilla.org/show_bug.cgi?id=1687342
Common Vulnerability Exposure (CVE) ID: CVE-2021-23973
https://bugzilla.mozilla.org/show_bug.cgi?id=1690976
Common Vulnerability Exposure (CVE) ID: CVE-2021-23978
https://bugzilla.mozilla.org/buglist.cgi?bug_id=786797%2C1682928%2C1687391%2C1687597
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