CVE-2011-4897

N/A

Published: December 23, 2011 at 02:00 AM UTC

Updated: June 16, 2026 at 11:35 PM UTC

1 product affected across 1 vendorTor

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Severity

N/A

Exploit prediction

EPSS 2%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Tor · Tor

95%

v ≤ 0.2.2.240.0.2 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 0.0.9.10 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 0.1.0.1 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 0.1.0.2 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 0.1.1 0.1.1.10.1.1.1 alpha0.1.1.100.1.1.10 alpha0.1.1.11 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 0.1.1.20.1.1.2 alpha0.1.1.20 0.1.1.21 0.1.1.22 0.1.1.23 0.1.1.25 0.1.1.26 0.1.1.30.1.1.3 alpha0.1.1.40.1.1.4 alpha0.1.1.50.1.1.5 alpha0.1.1.60.1.1.6 alpha0.1.1.70.1.1.7 alpha0.1.1.80.1.1.8 alpha0.1.1.90.1.1.9 alpha0.1.2.1 alpha0.1.2.1 alpha-cvs0.1.2.10 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 0.1.2.2 0.1.2.3 alpha 0.1.2.30 0.1.2.31 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 0.2.0.1 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 0.2.0.2 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 0.2.0.3 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 0.2.0.4 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 0.2.1.1 alpha 0.2.1.1.1 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 0.2.1.1.2 alpha 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 0.2.1.1.3 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 0.2.1.10 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 0.2.1.2 alpha 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 0.2.1.3 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 0.2.2.1 0.2.2.1 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 0.2.2.2 0.2.2.2 alpha 0.2.2.20 alpha 0.2.2.23 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 alphaalpha

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

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

References (1)

x_refsource_CONFIRMPatchVendor Advisory

Source: [email protected]

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

CVSS

4.3MEDIUM[email protected]

Confidentiality: PARTIAL
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-200

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