CVE-2021-38506

CVE Details

Release Date:2021-12-08

Description


Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

See more information about CVE-2021-38506 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 4.3 Base Metrics: AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Access Vector: Network Attack Complexity: Low
Privileges Required: None User Interaction: Required
Scope: Unchanged Confidentiality Impact: None
Integrity Impact: Low Availability Impact: None

Errata information


PlatformErrataRelease Date
Oracle Linux version 7 (firefox)ELSA-2021-41162021-11-04
Oracle Linux version 7 (thunderbird)ELSA-2021-41342021-11-05
Oracle Linux version 8 (firefox)ELSA-2021-41232021-11-04
Oracle Linux version 8 (thunderbird)ELSA-2021-41302021-11-05



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

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