Tor before 0.2.2.34, when configured as a client or bridge, sends a TLS certificate chain as part of an outgoing OR connection, which allows remote relays to bypass intended anonymity properties by reading this chain and then determining the set of entry guards that the client or bridge had selected.
Published 2011-12-23 03:59:22
Updated 2012-01-19 03:58:41
Source MITRE
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2011-2768

Probability of exploitation activity in the next 30 days: 0.10%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 42 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2011-2768

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:N
8.6
4.9
NIST

CWE ids for CVE-2011-2768

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-2768

Products affected by CVE-2011-2768

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