CVE-2017-0380

MEDIUM

Tor < 0.2.8.14 - Log Information Exposure

Title source: rule
STIX 2.1

Description

The rend_service_intro_established function in or/rendservice.c in Tor before 0.2.8.15, 0.2.9.x before 0.2.9.12, 0.3.0.x before 0.3.0.11, 0.3.1.x before 0.3.1.7, and 0.3.2.x before 0.3.2.1-alpha, when SafeLogging is disabled, allows attackers to obtain sensitive information by leveraging access to the log files of a hidden service, because uninitialized stack data is included in an error message about construction of an introduction point circuit.

References (4)

Core 4
Core References
Mitigation, Patch, Vendor Advisory x_refsource_confirm
https://trac.torproject.org/projects/tor/ticket/23490
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1039519
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3993

Scores

CVSS v3 5.9
EPSS 0.0044
EPSS Percentile 63.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-532
Status published
Products (31)
n/a/Tor before 0.3.1.7 Tor before 0.3.1.7
torproject/tor 0.2.9.0 (2 CPE variants)
torproject/tor 0.2.9.1 alpha
torproject/tor 0.2.9.2 alpha
torproject/tor 0.2.9.3 alpha
torproject/tor 0.2.9.4 alpha
torproject/tor 0.2.9.5 alpha
torproject/tor 0.2.9.6
torproject/tor 0.2.9.8
torproject/tor 0.2.9.9
... and 21 more
Published Sep 18, 2017
Tracked Since Feb 18, 2026