CVE-2018-16983 Information

Description

NoScript Classic before 5.1.8.7 as used in Tor Browser 7.x and other products allows attackers to bypass script blocking via the text/html;/json Content-Type value.

CVSS Vector

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

Reference

https://noscript.net/getitclassic https://twitter.com/Zerodium/status/1039127214602641409 https://www.zdnet.com/article/exploit-vendor-drops-tor-browser-zero-day-on-twitter/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8