{"cve":"CVE-2007-1644","nvd":{"published":"2007-03-24T00:19:00.000","modified":"2026-06-16T22:38:01.097","status":"Modified","description":"The dynamic DNS update mechanism in the DNS Server service on Microsoft Windows does not properly authenticate clients in certain deployments or configurations, which allows remote attackers to change DNS records for a web proxy server and conduct man-in-the-middle (MITM) attacks on web traffic, conduct pharming attacks by poisoning DNS records, and cause a denial of service (erroneous name resolution).","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://osvdb.org/43603","https://exchange.xforce.ibmcloud.com/vulnerabilities/33473","https://www.exploit-db.com/exploits/3544","http://osvdb.org/43603","https://exchange.xforce.ibmcloud.com/vulnerabilities/33473"],"products":["microsoft:all_windows"],"source":"nvd","synced_at":"2026-10-19T19:44:49.019236172+00:00"},"epss":{"cve":"CVE-2007-1644","score":0.3396,"percentile":0.98394,"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."]}