Improper Cross-boundary Removal of Sensitive Data Affecting thunderbird package, versions <0:52.9.1-1.el7_5


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-4820489
  • published26 Jul 2021
  • disclosed27 May 2018

Introduced: 27 May 2018

CVE-2018-12373  (opens in a new tab)
CWE-212  (opens in a new tab)

How to fix?

Upgrade RHEL:7 thunderbird to version 0:52.9.1-1.el7_5 or higher.
This issue was patched in RHSA-2018:2252.

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.

dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.