{"cve":"CVE-2007-3729","nvd":{"published":"2007-07-12T17:30:00.000","modified":"2026-06-16T22:42:36.620","status":"Modified","description":"The default configuration of the POP server in TCP/IP Services 5.6 for HP OpenVMS 8.3 generates different responses depending on whether or not a username is valid, which allows remote attackers to enumerate valid POP usernames.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://groups.google.com/group/comp.os.vms/browse_thread/thread/a5f68773805f862d/8a42e91fe1e9cd36","http://osvdb.org/37809","http://secunia.com/advisories/25882","http://www.securityfocus.com/bid/24751","https://exchange.xforce.ibmcloud.com/vulnerabilities/35255"],"products":["hp:openvms"],"source":"nvd","synced_at":"2026-10-19T19:48:28.501292361+00:00"},"epss":{"cve":"CVE-2007-3729","score":0.02049,"percentile":0.81227,"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."]}