Improper Restriction of Rendered UI Layers or Frames Affecting firefox package, versions <123.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOX-6254975
  • published21 Feb 2024
  • disclosed20 Feb 2024

Introduced: 20 Feb 2024

CVE-2024-1550  (opens in a new tab)
CWE-1021  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox to version 123.0-1 or higher.

NVD Description

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

A malicious website could have used a combination of exiting fullscreen mode and requestPointerLock to cause the user's mouse to be re-positioned unexpectedly, which could have led to user confusion and inadvertently granting permissions they did not intend to grant. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8.

CVSS Scores

version 3.1