Vulnerability Details : CVE-2019-13075
Potential exploit
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.
Vulnerability category: Information leak
Products affected by CVE-2019-13075
- cpe:2.3:a:torproject:tor_browser:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-13075
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-13075
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
5.3
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
NIST |
CWE ids for CVE-2019-13075
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-13075
-
https://trac.torproject.org/projects/tor/ticket/30657
#30657 (Tor Browser locale is leaked via title of link tag on non-html page) – Tor Bug Tracker & WikiVendor Advisory
-
https://hackerone.com/reports/588239
#588239 Detect Tor Browser's languageExploit;Issue Tracking;Third Party Advisory
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