CVE-2011-4897

Published: Dec 23, 2011Modified: Apr 29, 2026

4.3

Vector

AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability: 8.6 / Impact: 2.9

Source: NVD

Description

Tor before 0.2.2.25-alpha, when configured as a relay without the Nickname configuration option, uses the local hostname as the Nickname value, which allows remote attackers to obtain potentially sensitive information by reading this value.

Affected (227)

Products: Tor: Tor

Tor

1 product

Tor

Configuration A

227 vulnerable

Vulnerable Software	Affected Versions
Tor Tor	Up to 0.2.2.24
Tor Tor	Version 0.0.2
Tor Tor	Version 0.0.3
Tor Tor	Version 0.0.4
Tor Tor	Version 0.0.5
Tor Tor	Version 0.0.6.1
Tor Tor	Version 0.0.6.2
Tor Tor	Version 0.0.6
Tor Tor	Version 0.0.7.1
Tor Tor	Version 0.0.7.2
Tor Tor	Version 0.0.7.3
Tor Tor	Version 0.0.7
Tor Tor	Version 0.0.8.1
Tor Tor	Version 0.0.8
Tor Tor	Version 0.0.9.10
Tor Tor	Version 0.0.9.1
Tor Tor	Version 0.0.9.2
Tor Tor	Version 0.0.9.3
Tor Tor	Version 0.0.9.4
Tor Tor	Version 0.0.9.5
Tor Tor	Version 0.0.9.6
Tor Tor	Version 0.0.9.7
Tor Tor	Version 0.0.9.8
Tor Tor	Version 0.0.9.9
Tor Tor	Version 0.0.9
Tor Tor	Version 0.1.0.10
Tor Tor	Version 0.1.0.11
Tor Tor	Version 0.1.0.12
Tor Tor	Version 0.1.0.13
Tor Tor	Version 0.1.0.14
Tor Tor	Version 0.1.0.15
Tor Tor	Version 0.1.0.16
Tor Tor	Version 0.1.0.17
Tor Tor	Version 0.1.0.18
Tor Tor	Version 0.1.0.19
Tor Tor	Version 0.1.0.1
Tor Tor	Version 0.1.0.2
Tor Tor	Version 0.1.0.3
Tor Tor	Version 0.1.0.4
Tor Tor	Version 0.1.0.5
Tor Tor	Version 0.1.0.6
Tor Tor	Version 0.1.0.7
Tor Tor	Version 0.1.0.8
Tor Tor	Version 0.1.0.9
Tor Tor	Version 0.1.1.10
Tor Tor	Version 0.1.1.10 alpha
Tor Tor	Version 0.1.1.11
Tor Tor	Version 0.1.1.12
Tor Tor	Version 0.1.1.13
Tor Tor	Version 0.1.1.14
Tor Tor	Version 0.1.1.15
Tor Tor	Version 0.1.1.16
Tor Tor	Version 0.1.1.17
Tor Tor	Version 0.1.1.18
Tor Tor	Version 0.1.1.19
Tor Tor	Version 0.1.1.1
Tor Tor	Version 0.1.1.1 alpha
Tor Tor	Version 0.1.1.20
Tor Tor	Version 0.1.1.21
Tor Tor	Version 0.1.1.22
Tor Tor	Version 0.1.1.23
Tor Tor	Version 0.1.1.25
Tor Tor	Version 0.1.1.26
Tor Tor	Version 0.1.1.2
Tor Tor	Version 0.1.1.2 alpha
Tor Tor	Version 0.1.1.3
Tor Tor	Version 0.1.1.3 alpha
Tor Tor	Version 0.1.1.4
Tor Tor	Version 0.1.1.4 alpha
Tor Tor	Version 0.1.1.5
Tor Tor	Version 0.1.1.5 alpha
Tor Tor	Version 0.1.1.6
Tor Tor	Version 0.1.1.6 alpha
Tor Tor	Version 0.1.1.7
Tor Tor	Version 0.1.1.7 alpha
Tor Tor	Version 0.1.1.8
Tor Tor	Version 0.1.1.8 alpha
Tor Tor	Version 0.1.1.9
Tor Tor	Version 0.1.1.9 alpha
Tor Tor	Version 0.1.1
Tor Tor	Version 0.1.2.10
Tor Tor	Version 0.1.2.11
Tor Tor	Version 0.1.2.12
Tor Tor	Version 0.1.2.13
Tor Tor	Version 0.1.2.14
Tor Tor	Version 0.1.2.15
Tor Tor	Version 0.1.2.16
Tor Tor	Version 0.1.2.17
Tor Tor	Version 0.1.2.18
Tor Tor	Version 0.1.2.19
Tor Tor	Version 0.1.2.1 alpha-cvs
Tor Tor	Version 0.1.2.1 alpha
Tor Tor	Version 0.1.2.2
Tor Tor	Version 0.1.2.30
Tor Tor	Version 0.1.2.31
Tor Tor	Version 0.1.2.3 alpha
Tor Tor	Version 0.1.2.4
Tor Tor	Version 0.1.2.5
Tor Tor	Version 0.1.2.5 alpha
Tor Tor	Version 0.1.2.6 alpha
Tor Tor	Version 0.1.2.7 alpha
Tor Tor	Version 0.1.2.8 beta
Tor Tor	Version 0.1.2.9
Tor Tor	Version 0.2.0.10 alpha
Tor Tor	Version 0.2.0.11 alpha
Tor Tor	Version 0.2.0.12 alpha
Tor Tor	Version 0.2.0.13 alpha
Tor Tor	Version 0.2.0.14 alpha
Tor Tor	Version 0.2.0.15 alpha
Tor Tor	Version 0.2.0.16 alpha
Tor Tor	Version 0.2.0.17 alpha
Tor Tor	Version 0.2.0.18 alpha
Tor Tor	Version 0.2.0.19 alpha
Tor Tor	Version 0.2.0.1 alpha
Tor Tor	Version 0.2.0.20 alpha
Tor Tor	Version 0.2.0.21 alpha
Tor Tor	Version 0.2.0.22 alpha
Tor Tor	Version 0.2.0.23 alpha
Tor Tor	Version 0.2.0.24 alpha
Tor Tor	Version 0.2.0.25 alpha
Tor Tor	Version 0.2.0.26 alpha
Tor Tor	Version 0.2.0.27 alpha
Tor Tor	Version 0.2.0.28 alpha
Tor Tor	Version 0.2.0.29
Tor Tor	Version 0.2.0.29 alpha
Tor Tor	Version 0.2.0.2 alpha
Tor Tor	Version 0.2.0.30
Tor Tor	Version 0.2.0.30 alpha
Tor Tor	Version 0.2.0.31
Tor Tor	Version 0.2.0.31 alpha
Tor Tor	Version 0.2.0.32 alpha
Tor Tor	Version 0.2.0.33
Tor Tor	Version 0.2.0.34 alpha
Tor Tor	Version 0.2.0.35
Tor Tor	Version 0.2.0.3 alpha
Tor Tor	Version 0.2.0.4 alpha
Tor Tor	Version 0.2.0.5 alpha
Tor Tor	Version 0.2.0.6 alpha
Tor Tor	Version 0.2.0.7 alpha
Tor Tor	Version 0.2.0.8 alpha
Tor Tor	Version 0.2.0.9 alpha
Tor Tor	Version 0.2.1.1.10 alpha
Tor Tor	Version 0.2.1.1.11 alpha
Tor Tor	Version 0.2.1.1.12
Tor Tor	Version 0.2.1.1.12 alpha
Tor Tor	Version 0.2.1.1.13
Tor Tor	Version 0.2.1.1.14
Tor Tor	Version 0.2.1.1.15
Tor Tor	Version 0.2.1.1.16
Tor Tor	Version 0.2.1.1.17
Tor Tor	Version 0.2.1.1.18
Tor Tor	Version 0.2.1.1.19
Tor Tor	Version 0.2.1.1.1 alpha
Tor Tor	Version 0.2.1.1.20
Tor Tor	Version 0.2.1.1.21
Tor Tor	Version 0.2.1.1.22
Tor Tor	Version 0.2.1.1.23
Tor Tor	Version 0.2.1.1.24
Tor Tor	Version 0.2.1.1.25
Tor Tor	Version 0.2.1.1.26
Tor Tor	Version 0.2.1.1.27
Tor Tor	Version 0.2.1.1.28
Tor Tor	Version 0.2.1.1.2 alpha
Tor Tor	Version 0.2.1.1.3 alpha
Tor Tor	Version 0.2.1.1.4 alpha
Tor Tor	Version 0.2.1.1.5 alpha
Tor Tor	Version 0.2.1.1.6 alpha
Tor Tor	Version 0.2.1.1.7 alpha
Tor Tor	Version 0.2.1.1.8 alpha
Tor Tor	Version 0.2.1.1.9 alpha
Tor Tor	Version 0.2.1.10 alpha
Tor Tor	Version 0.2.1.11 alpha
Tor Tor	Version 0.2.1.12
Tor Tor	Version 0.2.1.12 alpha
Tor Tor	Version 0.2.1.13
Tor Tor	Version 0.2.1.14
Tor Tor	Version 0.2.1.15
Tor Tor	Version 0.2.1.16
Tor Tor	Version 0.2.1.17
Tor Tor	Version 0.2.1.18
Tor Tor	Version 0.2.1.19
Tor Tor	Version 0.2.1.1 alpha
Tor Tor	Version 0.2.1.20
Tor Tor	Version 0.2.1.21
Tor Tor	Version 0.2.1.22
Tor Tor	Version 0.2.1.23
Tor Tor	Version 0.2.1.24
Tor Tor	Version 0.2.1.25
Tor Tor	Version 0.2.1.26
Tor Tor	Version 0.2.1.27
Tor Tor	Version 0.2.1.28
Tor Tor	Version 0.2.1.29
Tor Tor	Version 0.2.1.2 alpha
Tor Tor	Version 0.2.1.3 alpha
Tor Tor	Version 0.2.1.4 alpha
Tor Tor	Version 0.2.1.5 alpha
Tor Tor	Version 0.2.1.6 alpha
Tor Tor	Version 0.2.1.7 alpha
Tor Tor	Version 0.2.1.8 alpha
Tor Tor	Version 0.2.1.9 alpha
Tor Tor	Version 0.2.2.10 alpha
Tor Tor	Version 0.2.2.11 alpha
Tor Tor	Version 0.2.2.12 alpha
Tor Tor	Version 0.2.2.13 alpha
Tor Tor	Version 0.2.2.14 alpha
Tor Tor	Version 0.2.2.15 alpha
Tor Tor	Version 0.2.2.16 alpha
Tor Tor	Version 0.2.2.17 alpha
Tor Tor	Version 0.2.2.18 alpha
Tor Tor	Version 0.2.2.19 alpha
Tor Tor	Version 0.2.2.1
Tor Tor	Version 0.2.2.1 alpha
Tor Tor	Version 0.2.2.20 alpha
Tor Tor	Version 0.2.2.23 alpha
Tor Tor	Version 0.2.2.2
Tor Tor	Version 0.2.2.2 alpha
Tor Tor	Version 0.2.2.3
Tor Tor	Version 0.2.2.3 alpha
Tor Tor	Version 0.2.2.4
Tor Tor	Version 0.2.2.4 alpha
Tor Tor	Version 0.2.2.5
Tor Tor	Version 0.2.2.5 alpha
Tor Tor	Version 0.2.2.6
Tor Tor	Version 0.2.2.6 alpha
Tor Tor	Version 0.2.2.7 alpha
Tor Tor	Version 0.2.2.8 alpha
Tor Tor	Version 0.2.2.9 alpha

Related CWEs

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (2)

https://blog.torproject.org/blog/tor-02225-alpha-out

Source: cve@mitre.org

PatchVendor Advisory

https://blog.torproject.org/blog/tor-02225-alpha-out

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.