Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Torproject | Tor | <= 0.2.8.14 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2017/dsa-3993
- http://www.securitytracker.com/id/1039519
- https://github.com/torproject/tor/commit/09ea89764a4d3a907808ed7d4fe42abfe64bd48PatchThird Party Advisory
- https://trac.torproject.org/projects/tor/ticket/23490MitigationPatchVendor Advisory
- http://www.debian.org/security/2017/dsa-3993
- http://www.securitytracker.com/id/1039519
- https://github.com/torproject/tor/commit/09ea89764a4d3a907808ed7d4fe42abfe64bd48PatchThird Party Advisory
- https://trac.torproject.org/projects/tor/ticket/23490MitigationPatchVendor Advisory
FAQ
What is CVE-2017-0380?
CVE-2017-0380 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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...
How severe is CVE-2017-0380?
CVE-2017-0380 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-0380?
Check the references section above for vendor advisories and patch information. Affected products include: Torproject Tor.