An information disclosure exists in Brave Browser Desktop prior to version 1.28.62, where logged warning messages that included timestamps of connections to V2 onion domains in tor.log.
Published 2021-08-31 17:15:08
Updated 2021-09-10 14:11:28
Source HackerOne
View at NVD,   CVE.org
Vulnerability category: Information leak

Exploit prediction scoring system (EPSS) score for CVE-2021-22929

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 11 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-22929

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
3.6
LOW AV:L/AC:L/Au:N/C:P/I:P/A:N
3.9
4.9
NIST
6.1
MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
1.8
4.2
NIST

CWE ids for CVE-2021-22929

References for CVE-2021-22929

  • https://hackerone.com/reports/1249056
    #1249056 Brave Browser permanently timestamps & logs connection times for all v2 domains ~/.config/BraveSoftware/Brave-Browser/tor/data/tor.log
    Exploit;Patch;Third Party Advisory

Products affected by CVE-2021-22929

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