{"cve":"CVE-2007-1103","nvd":{"published":"2007-02-26T17:28:00.000","modified":"2026-06-16T22:36:57.477","status":"Modified","description":"Tor does not verify a node's uptime and bandwidth advertisements, which allows remote attackers who operate a low resource node to make false claims of greater resources, which places the node into use for many circuits and compromises the anonymity of traffic sources and destinations.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://archives.seul.org/or/talk/Feb-2007/msg00197.html","http://archives.seul.org/or/talk/Feb-2007/msg00200.html","http://archives.seul.org/or/talk/Feb-2007/msg00202.html","http://osvdb.org/45249","http://www.cs.colorado.edu/department/publications/reports/docs/CU-CS-1025-07.pdf"],"products":["tor:tor"],"source":"nvd","synced_at":"2026-10-19T19:44:49.019236172+00:00"},"epss":{"cve":"CVE-2007-1103","score":0.01788,"percentile":0.78345,"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."]}