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Status published
Medium
CVE-2011-4895
Tor before 0.2.2.34, when configured as a bridge, sets up...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Affected Software
tor
Vulnerable Versions:
0, 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, 0.1.1.2, 0.1.1.3, 0.1.1.4, 0.1.1.5, 0.1.1.6, 0.1.1.7, 0.1.1.8, 0.1.1.9, 0.1.1.10, 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, 0.1.2.2, 0.1.2.3, 0.1.2.4, 0.1.2.5, 0.1.2.6, 0.1.2.7, 0.1.2.8, 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, 0.2.0.2, 0.2.0.3, 0.2.0.4, 0.2.0.5, 0.2.0.6, 0.2.0.7, 0.2.0.8, 0.2.0.9, 0.2.0.10, 0.2.0.11, 0.2.0.12, 0.2.0.13, 0.2.0.14, 0.2.0.15, 0.2.0.16, 0.2.0.17, 0.2.0.18, 0.2.0.19, 0.2.0.20, 0.2.0.21, 0.2.0.22, 0.2.0.23, 0.2.0.24, 0.2.0.25, 0.2.0.26, 0.2.0.27, 0.2.0.28, 0.2.0.29, 0.2.0.30, 0.2.0.31, 0.2.0.32, 0.2.0.33, 0.2.0.34, 0.2.0.35, 0.2.1.1, 0.2.1.1.1, 0.2.1.1.2, 0.2.1.1.3, 0.2.1.1.4, 0.2.1.1.5, 0.2.1.1.6, 0.2.1.1.7, 0.2.1.1.8, 0.2.1.1.9, 0.2.1.1.10, 0.2.1.1.11, 0.2.1.1.12, 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, 0.2.1.3, 0.2.1.4, 0.2.1.5, 0.2.1.6, 0.2.1.7, 0.2.1.8, 0.2.1.9, 0.2.1.10, 0.2.1.11, 0.2.1.12, 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, 0.2.2.2, 0.2.2.3, 0.2.2.4, 0.2.2.5, 0.2.2.6, 0.2.2.7, 0.2.2.8, 0.2.2.9, 0.2.2.10, 0.2.2.11, 0.2.2.12, 0.2.2.13, 0.2.2.14, 0.2.2.15, 0.2.2.16, 0.2.2.17, 0.2.2.18, 0.2.2.19, 0.2.2.20, 0.2.2.29, 0.2.2.32
Timeline
Official Publish:
December 23rd, 2011
Last Modified:
September 17th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.