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CVE-2011-4895 Details
Description
Tor before 0.2.2.34, when configured as a bridge, sets up circuits through a process different from the process used by a client, which makes it easier for remote attackers to enumerate bridges by observing circuit building.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No CVSS 3.x data is available for this CVE.
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://blog.torproject.org/blog/tor-02234-released-security-patches | CVE | PatchVendor Advisory |
| https://blog.torproject.org/blog/tor-02234-released-security-patches | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-200 | Exposure of Sensitive Information to an Unauthorized Actor | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| tor tor | <= 0.2.2.33 0.0.2 0.0.3 0.0.4 0.0.5 0.0.6 0.0.6.1 0.0.6.2 0.0.7 0.0.7.1 0.0.7.2 0.0.7.3 0.0.8 0.0.8.1 0.0.9 0.0.9.1 0.0.9.2 0.0.9.3 0.0.9.4 0.0.9.5 0.0.9.6 0.0.9.7 0.0.9.8 0.0.9.9 0.0.9.10 0.1.0.1 0.1.0.2 0.1.0.3 0.1.0.4 0.1.0.5 0.1.0.6 0.1.0.7 0.1.0.8 0.1.0.9 0.1.0.10 0.1.0.11 0.1.0.12 0.1.0.13 0.1.0.14 0.1.0.15 0.1.0.16 0.1.0.17 0.1.0.18 0.1.0.19 0.1.1 0.1.1.1 0.1.1.1 alpha 0.1.1.2 0.1.1.2 alpha 0.1.1.3 0.1.1.3 alpha 0.1.1.4 0.1.1.4 alpha 0.1.1.5 0.1.1.5 alpha 0.1.1.6 0.1.1.6 alpha 0.1.1.7 0.1.1.7 alpha 0.1.1.8 0.1.1.8 alpha 0.1.1.9 0.1.1.9 alpha 0.1.1.10 0.1.1.10 alpha 0.1.1.11 0.1.1.12 0.1.1.13 0.1.1.14 0.1.1.15 0.1.1.16 0.1.1.17 0.1.1.18 0.1.1.19 0.1.1.20 0.1.1.21 0.1.1.22 0.1.1.23 0.1.1.25 0.1.1.26 0.1.2.1 alpha 0.1.2.1 alpha-cvs 0.1.2.2 0.1.2.3 alpha 0.1.2.4 0.1.2.5 0.1.2.5 alpha 0.1.2.6 alpha 0.1.2.7 alpha 0.1.2.8 beta 0.1.2.9 0.1.2.10 0.1.2.11 0.1.2.12 0.1.2.13 0.1.2.14 0.1.2.15 0.1.2.16 0.1.2.17 0.1.2.18 0.1.2.19 0.1.2.30 0.1.2.31 0.2.0.1 alpha 0.2.0.2 alpha 0.2.0.3 alpha 0.2.0.4 alpha 0.2.0.5 alpha 0.2.0.6 alpha 0.2.0.7 alpha 0.2.0.8 alpha 0.2.0.9 alpha 0.2.0.10 alpha 0.2.0.11 alpha 0.2.0.12 alpha 0.2.0.13 alpha 0.2.0.14 alpha 0.2.0.15 alpha 0.2.0.16 alpha 0.2.0.17 alpha 0.2.0.18 alpha 0.2.0.19 alpha 0.2.0.20 alpha 0.2.0.21 alpha 0.2.0.22 alpha 0.2.0.23 alpha 0.2.0.24 alpha 0.2.0.25 alpha 0.2.0.26 alpha 0.2.0.27 alpha 0.2.0.28 alpha 0.2.0.29 0.2.0.29 alpha 0.2.0.30 0.2.0.30 alpha 0.2.0.31 0.2.0.31 alpha 0.2.0.32 alpha 0.2.0.33 0.2.0.34 alpha 0.2.0.35 0.2.1.1 alpha 0.2.1.1.1 alpha 0.2.1.1.2 alpha 0.2.1.1.3 alpha 0.2.1.1.4 alpha 0.2.1.1.5 alpha 0.2.1.1.6 alpha 0.2.1.1.7 alpha 0.2.1.1.8 alpha 0.2.1.1.9 alpha 0.2.1.1.10 alpha 0.2.1.1.11 alpha 0.2.1.1.12 0.2.1.1.12 alpha 0.2.1.1.13 0.2.1.1.14 0.2.1.1.15 0.2.1.1.16 0.2.1.1.17 0.2.1.1.18 0.2.1.1.19 0.2.1.1.20 0.2.1.1.21 0.2.1.1.22 0.2.1.1.23 0.2.1.1.24 0.2.1.1.25 0.2.1.1.26 0.2.1.1.27 0.2.1.1.28 0.2.1.2 alpha 0.2.1.3 alpha 0.2.1.4 alpha 0.2.1.5 alpha 0.2.1.6 alpha 0.2.1.7 alpha 0.2.1.8 alpha 0.2.1.9 alpha 0.2.1.10 alpha 0.2.1.11 alpha 0.2.1.12 0.2.1.12 alpha 0.2.1.13 0.2.1.14 0.2.1.15 0.2.1.16 0.2.1.17 0.2.1.18 0.2.1.19 0.2.1.20 0.2.1.21 0.2.1.22 0.2.1.23 0.2.1.24 0.2.1.25 0.2.1.26 0.2.1.27 0.2.1.28 0.2.1.29 0.2.2.1 0.2.2.1 alpha 0.2.2.2 0.2.2.2 alpha 0.2.2.3 0.2.2.3 alpha 0.2.2.4 0.2.2.4 alpha 0.2.2.5 0.2.2.5 alpha 0.2.2.6 0.2.2.6 alpha 0.2.2.7 alpha 0.2.2.8 alpha 0.2.2.9 alpha 0.2.2.10 alpha 0.2.2.11 alpha 0.2.2.12 alpha 0.2.2.13 alpha 0.2.2.14 alpha 0.2.2.15 alpha 0.2.2.16 alpha 0.2.2.17 alpha 0.2.2.18 alpha 0.2.2.19 alpha 0.2.2.20 alpha 0.2.2.29 0.2.2.29 beta 0.2.2.32 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 16, 2026 | CVE Modified | [email protected] |
| Apr 29, 2026 | Status Change | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Dec 23, 2011 | Initial Analysis | [email protected] |