Vulnerability in Torproject Tor
CVE-2017-0375
The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the relay_send_end_cell_from_edge_ function via a malformed BEGIN cell.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.026 (84.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Torproject Tor
- Tor Before 0.3.0.8 — versions Tor before 0.3.0.8
Weakness classification (CWE)
References
- trac.torproject.org/projects/tor/ticket/22493 (Issue Tracking)
- www.securityfocus.com/bid/99017 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.torproject.org/pipermail/tor-announce/2017-June/000131.html (Mailing List, Third Party Advisory)
- github.com/torproject/tor/commit/79b59a2dfcb68897ee89d98587d09e55f07e68d7 (Patch, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-0375?
- CVE-2017-0375 is a high-severity vulnerability in Torproject Tor, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2017-06-09.
- How severe is CVE-2017-0375?
- High severity. CVSS v3 base score is 7.5 out of 10.