Security Features Affecting thunderbird package, versions <0:45.6.0-1.el7_3


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.22% (61st percentile)

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  • Snyk IDSNYK-RHEL7-THUNDERBIRD-4658712
  • published26 Jul 2021
  • disclosed14 Dec 2016

Introduced: 14 Dec 2016

CVE-2016-9895  (opens in a new tab)
CWE-254  (opens in a new tab)

How to fix?

Upgrade RHEL:7 thunderbird to version 0:45.6.0-1.el7_3 or higher.
This issue was patched in RHSA-2016:2973.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Event handlers on "marquee" elements were executed despite a strict Content Security Policy (CSP) that disallowed inline JavaScript. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.