{"cve":"CVE-2005-2025","nvd":{"published":"2005-06-20T04:00:00.000","modified":"2026-06-16T22:14:06.010","status":"Modified","description":"Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm","http://www.securityfocus.com/bid/13992","http://www.vupen.com/english/advisories/2005/0822","http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm","http://www.securityfocus.com/bid/13992"],"products":["cisco:vpn_3000_concentrator","cisco:vpn_3000_concentrator_series_software","cisco:vpn_3005_concentrator_software","cisco:vpn_3015_concentrator","cisco:vpn_3020_concentrator","cisco:vpn_3030_concentator","cisco:vpn_3060_concentrator","cisco:vpn_3080_concentrator"],"source":"nvd","synced_at":"2026-10-19T19:39:29.870204089+00:00"},"epss":{"cve":"CVE-2005-2025","score":0.02342,"percentile":0.83643,"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."]}