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Test ID:1.3.6.1.4.1.25623.1.0.883382
Category:CentOS Local Security Checks
Title:CentOS: Security Advisory for thunderbird (CESA-2021:4134)
Summary:The remote host is missing an update for the 'thunderbird'; package(s) announced via the CESA-2021:4134 advisory.
Description:Summary:
The remote host is missing an update for the 'thunderbird'
package(s) announced via the CESA-2021:4134 advisory.

Vulnerability Insight:
Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 91.3.0.

Security Fix(es):

* Mozilla: Use-after-free in HTTP2 Session object

* Mozilla: Memory safety bugs fixed in Firefox 94 and Firefox ESR 91.3

* Mozilla: iframe sandbox rules did not apply to XSLT stylesheets
(CVE-2021-38503)

* Mozilla: Use-after-free in file picker dialog (CVE-2021-38504)

* Mozilla: Firefox could be coaxed into going into fullscreen mode without
notification or warning (CVE-2021-38506)

* Mozilla: Opportunistic Encryption in HTTP2 could be used to bypass the
Same-Origin-Policy on services hosted on other ports (CVE-2021-38507)

* Mozilla: Permission Prompt could be overlaid, resulting in user confusion
and potential spoofing (CVE-2021-38508)

* Mozilla: Javascript alert box could have been spoofed onto an arbitrary
domain (CVE-2021-38509)

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.

Affected Software/OS:
'thunderbird' package(s) on CentOS 7.

Solution:
Please install the updated package(s).

CVSS Score:
7.5

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-38503
Debian Security Information: DSA-5026 (Google Search)
https://www.debian.org/security/2021/dsa-5026
Debian Security Information: DSA-5034 (Google Search)
https://www.debian.org/security/2022/dsa-5034
https://security.gentoo.org/glsa/202202-03
https://security.gentoo.org/glsa/202208-14
https://bugzilla.mozilla.org/show_bug.cgi?id=1729517
https://www.mozilla.org/security/advisories/mfsa2021-48/
https://www.mozilla.org/security/advisories/mfsa2021-49/
https://www.mozilla.org/security/advisories/mfsa2021-50/
https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html
https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html
Common Vulnerability Exposure (CVE) ID: CVE-2021-38504
https://bugzilla.mozilla.org/show_bug.cgi?id=1730156
Common Vulnerability Exposure (CVE) ID: CVE-2021-38506
https://bugzilla.mozilla.org/show_bug.cgi?id=1730750
Common Vulnerability Exposure (CVE) ID: CVE-2021-38507
https://bugzilla.mozilla.org/show_bug.cgi?id=1730935
Common Vulnerability Exposure (CVE) ID: CVE-2021-38508
https://bugzilla.mozilla.org/show_bug.cgi?id=1366818
Common Vulnerability Exposure (CVE) ID: CVE-2021-38509
https://bugzilla.mozilla.org/show_bug.cgi?id=1718571
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