{"cve":"CVE-2012-3725","nvd":{"published":"2012-09-20T21:55:03.220","modified":"2026-06-16T23:43:48.927","status":"Modified","description":"The DNAv4 protocol implementation in the DHCP component in Apple iOS before 6 sends Wi-Fi packets containing a MAC address of a host on a previously used network, which might allow remote attackers to obtain sensitive information about previous device locations by sniffing an unencrypted Wi-Fi network for these packets.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-200"],"references":["http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html","http://support.apple.com/kb/HT5503","https://exchange.xforce.ibmcloud.com/vulnerabilities/78720","http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html","http://support.apple.com/kb/HT5503"],"products":["apple:iphone_os"],"source":"nvd","synced_at":"2026-10-19T20:25:53.526315492+00:00"},"epss":{"cve":"CVE-2012-3725","score":0.00748,"percentile":0.54891,"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."]}