Vulnerability in The Tor Project
CVE-2015-2929
The Hidden Service (HS) client implementation in Tor before 0.2.4.27, 0.2.5.x before 0.2.5.12, and 0.2.6.x before 0.2.6.7 allows remote servers to cause a denial of service (assertion failure and application exit) via a malformed HS descriptor.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (65.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- The Tor Project — versions before 0.2.4.27, 0.2.6.x before 0.2.6.7, 0.2.5.x before 0.2.5.12
- Torproject Tor
References
- openwall.com/lists/oss-security/2015/04/06/5 (Mailing List, Third Party Advisory)
- trac.torproject.org/projects/tor/ticket/15601 (Vendor Advisory)
Frequently asked questions
- What is CVE-2015-2929?
- CVE-2015-2929 is a high-severity vulnerability in The Tor Project. CVSS score: 7.5/10. Published 2020-01-24.
- How severe is CVE-2015-2929?
- High severity. CVSS v3 base score is 7.5 out of 10.