{"id":"CVE-2004-2483","aliases":["EUVD-2004-2474","GHSA-c6m7-4rrm-9vfv"],"status":"published","title":"Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries,...","description":"Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).","severity":{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01705,"percentile":0.77411,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:09:44Z","products":[{"vendor":"kerio","product":"winroute_firewall"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/18410","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.osvdb.org/12293","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://secunia.com/advisories/13374","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch"]},{"url":"http://www.kerio.com/security_advisory.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/11870","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.osvdb.org/12294","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2004-2483"},{"url":"https://github.com/advisories/GHSA-c6m7-4rrm-9vfv"}],"sources":{"cve":[{"id":"CVE-2004-2483","description":"Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).","status":"published","published":"2005-08-21T04:00:00Z","modified":"2024-08-08T01:29:13.321Z","updated_at":"2026-11-02T14:34:53.357376Z"}],"euvd":[{"id":"EUVD-2004-2474","description":"Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).","status":"published","published":"2005-08-21T04:00:00Z","modified":"2024-08-08T01:29:13Z","updated_at":"2026-11-03T01:15:10.048939Z"}],"ghsa":[{"id":"GHSA-c6m7-4rrm-9vfv","title":"Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries,...","description":"Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).","status":"published","published":"2022-04-29T03:01:31Z","modified":"2023-01-30T05:04:08Z","updated_at":"2026-11-02T14:46:58.911326Z"}],"nvd":[{"id":"CVE-2004-2483","description":"Kerio WinRoute Firewall before 6.0.9 uses information from PTR queries in response to A queries, which allows remote attackers to poison the DNS cache or cause a denial of service (connection loss).","status":"published","published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:09:44.293Z","cvss":[{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:53.133049Z"}]}}