CVE-2022-30334

Public Exploit

Description

Brave before 1.34, when a Private Window with Tor Connectivity is used, leaks .onion URLs in Referer and Origin headers. NOTE: although this was fixed by Brave, the Brave documentation still advises "Note that Private Windows with Tor Connectivity in Brave are just regular private windows that use Tor as a proxy. Brave does NOT implement most of the privacy protections from Tor Browser."

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.55%
Vendor Advisory brave.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/1337624 third party advisory exploit
https://github.com/brave/brave-core/pull/10760 exploit third party advisory patch
https://github.com/brave/brave-browser/issues/18071 issue tracking third party advisory
https://support.brave.com/hc/en-us/articles/360018121491-What-is-a-Private-Window-with-Tor-Connectivity- vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-30334?
CVE-2022-30334 has been scored as a medium severity vulnerability.
How to fix CVE-2022-30334?
To fix CVE-2022-30334, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-30334 being actively exploited in the wild?
It is possible that CVE-2022-30334 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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