{"id":"CVE-2017-0376","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-0376","generatedAt":"2026-10-28T21:17:31.168Z","title":"The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the connection_edge_process_relay_cell function via a BEGIN_DIR cell on a rendezvous circuit.","description":"The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the connection_edge_process_relay_cell function via a BEGIN_DIR cell on a rendezvous circuit.","published":"2017-06-09T17:29:00.000Z","lastModified":"2026-06-17T00:57:36.000Z","status":"Modified","sourceIdentifier":"security@debian.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-617"],"affected":["torproject/tor","debian/debian linux"],"epss":{"score":0.02176,"percentile":0.82236,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.debian.org/security/2017/dsa-3877","tags":["Third Party Advisory"],"source":"security@debian.org"},{"url":"https://github.com/torproject/tor/commit/56a7c5bc15e0447203a491c1ee37de9939ad1dcd","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"security@debian.org"},{"url":"https://lists.torproject.org/pipermail/tor-announce/2017-June/000131.html","tags":["Mailing List","Third Party Advisory"],"source":"security@debian.org"},{"url":"https://trac.torproject.org/projects/tor/ticket/22494","tags":["Issue Tracking","Third Party Advisory"],"source":"security@debian.org"},{"url":"http://www.debian.org/security/2017/dsa-3877","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/torproject/tor/commit/56a7c5bc15e0447203a491c1ee37de9939ad1dcd","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.torproject.org/pipermail/tor-announce/2017-June/000131.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://trac.torproject.org/projects/tor/ticket/22494","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-0376","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}