CVE-2021-23958

medium

Description

The browser could have been confused into transferring a screen sharing state into another tab, which would leak unintended information. This vulnerability affects Firefox < 85.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1642747

https://www.mozilla.org/security/advisories/mfsa2021-03/

Details

Source: MITRE

Published: 2021-02-26

Updated: 2021-03-03

Type: CWE-668

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM