{"cve":"CVE-2014-5117","nvd":{"published":"2014-07-30T16:55:07.073","modified":"2026-06-17T00:11:05.120","status":"Modified","description":"Tor before 0.2.4.23 and 0.2.5 before 0.2.5.6-alpha maintains a circuit after an inbound RELAY_EARLY cell is received by a client, which makes it easier for remote attackers to conduct traffic-confirmation attacks by using the pattern of RELAY and RELAY_EARLY cells as a means of communicating information about hidden service names.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://secunia.com/advisories/60084","http://secunia.com/advisories/60647","https://blog.torproject.org/blog/tor-security-advisory-relay-early-traffic-confirmation-attack","https://lists.torproject.org/pipermail/tor-announce/2014-July/000093.html","https://lists.torproject.org/pipermail/tor-announce/2014-July/000094.html"],"products":["torproject:tor"],"source":"nvd","synced_at":"2026-10-19T20:33:06.232976534+00:00"},"epss":{"cve":"CVE-2014-5117","score":0.02104,"percentile":0.81737,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}