CVE-2021-23982 Information

Description

Using techniques that built on the slipstream research a malicious webpage could have scanned both an internal network’s hosts as well as services running on the user’s local machine utilizing WebRTC connections. This vulnerability affects Firefox ESR < 78.9 Firefox < 87 and Thunderbird < 78.9.

CVSS Vector

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

Reference

https://www.mozilla.org/security/advisories/mfsa2021-11/ https://www.mozilla.org/security/advisories/mfsa2021-12/ https://www.mozilla.org/security/advisories/mfsa2021-10/ https://bugzilla.mozilla.org/show_bug.cgi?id=1677046

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5