CVE Vulnerabilities

CVE-2021-22916

Published: Jul 12, 2021 | Modified: Aug 30, 2022

CVSS 3.x

5.9

MEDIUM

Source:

NVD

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS 2.x

4.3 MEDIUM

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-22916
CWE	https://cwe.mitre.org/data/definitions/NVD-Other.html

In Brave Desktop between versions 1.17 and 1.26.60, when adblocking is enabled and a proxy browser extension is installed, the CNAME adblocking feature issues DNS requests that used the system DNS settings instead of the extensions proxy settings, resulting in possible information disclosure.

Affected Software

Name	Vendor	Start Version	End Version
Brave	Brave	1.17.0 (including)	1.26.60 (including)

References

https://hackerone.com/reports/1203842

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