CVE-2019-13075 Information

Description

Tor Browser through 8.5.3 has an information exposure vulnerability. It allows remote attackers to detect the browser’s language via vectors involving an IFRAME element because text in that language is included in the title attribute of a LINK element for a non-HTML page. This is related to a behavior of Firefox before 68.

CVSS Vector

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

Reference

https://hackerone.com/reports/588239 https://trac.torproject.org/projects/tor/ticket/30657

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3