Vulnerability in Torproject Tor
CVE-2020-8516
The daemon in Tor through 0.4.1.8 and 0.4.2.x through 0.4.2.6 does not verify that a rendezvous node is known before attempting to connect to it, which might make it easier for remote attackers to discover circuit information. NOTE: The network team of Tor claims this is an intended behavior and not a vulnerability
EPSS: 0.025 (83.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Torproject Tor
- N/a — versions n/a
References
- cve@mitre.org (Technical Description, Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)
- cve@mitre.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_MISC, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-8516?
- CVE-2020-8516 is a medium-severity vulnerability in Torproject Tor. CVSS score: 5.3/10. Published 2020-02-02.
- How severe is CVE-2020-8516?
- Medium severity. CVSS v3 base score is 5.3 out of 10.