Rapid7 Vulnerability & Exploit Database

Oracle Linux: (CVE-2021-38503) (Multiple Advisories): thunderbird security update

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

Oracle Linux: (CVE-2021-38503) (Multiple Advisories): thunderbird security update

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
11/03/2021
Created
11/06/2021
Added
11/04/2021
Modified
11/23/2022

Description

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Solution(s)

  • oracle-linux-upgrade-firefox
  • oracle-linux-upgrade-thunderbird

References

  • ELSA-2021-4134
  • CVE-2021-38503
  • USN-5131-1
  • USN-5152-1
  • USN-5248-1

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;