CVE-2019-11730 Affecting thunderbird-debuginfo package, versions <0:60.8.0-1.amzn2.0.1


Severity

Recommended
critical

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
68.96% (99th percentile)

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  • Snyk IDSNYK-AMZN2-THUNDERBIRDDEBUGINFO-1672048
  • published27 Sept 2021
  • disclosed23 Jul 2019

Introduced: 23 Jul 2019

CVE-2019-11730  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 thunderbird-debuginfo to version 0:60.8.0-1.amzn2.0.1 or higher.
This issue was patched in ALAS2-2019-1267.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird-debuginfo package and not the thunderbird-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A vulnerability exists where if a user opens a locally saved HTML file, this file can use file: URIs to access other files in the same directory or sub-directories if the names are known or guessed. The Fetch API can then be used to read the contents of any files stored in these directories and they may uploaded to a server. It was demonstrated that in combination with a popular Android messaging app, if a malicious HTML attachment is sent to a user and they opened that attachment in Firefox, due to that app's predictable pattern for locally-saved file names, it is possible to read attachments the victim received from other correspondents. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVSS Scores

version 3.1