{"cve":"CVE-2001-1500","nvd":{"published":"2001-12-31T05:00:00.000","modified":"2026-06-16T21:56:23.313","status":"Modified","description":"ProFTPD 1.2.2rc2, and possibly other versions, does not properly verify reverse-resolved hostnames by performing forward resolution, which allows remote attackers to bypass ACLs or cause an incorrect client hostname to be logged.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000450","http://www.mandriva.com/security/advisories?name=MDKSA-2002:005","http://www.securityfocus.com/archive/1/212805","http://www.securityfocus.com/bid/3310","https://exchange.xforce.ibmcloud.com/vulnerabilities/7126"],"products":["proftpd_project:proftpd"],"source":"nvd","synced_at":"2026-10-19T19:34:38.930894741+00:00"},"epss":{"cve":"CVE-2001-1500","score":0.12449,"percentile":0.96214,"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."]}