CVE-2017-5388 Information

Description

A STUN server in conjunction with a large number of \webkitRTCPeerConnection\ objects can be used to send large STUN packets in a short period of time due to a lack of rate limiting being applied on e10s systems allowing for a denial of service attack. This vulnerability affects Firefox 51.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://www.securityfocus.com/bid/95763 http://www.securitytracker.com/id/1037693 https://bugzilla.mozilla.org/show_bug.cgi?id=1281482 https://www.mozilla.org/security/advisories/mfsa2017-01/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5