{"id":"CVE-2001-1549","aliases":["EUVD-2001-1526","GHSA-xgj9-vjq9-qmrc"],"status":"published","title":"Tiny Personal Firewall 1.0 and 2.0 allows local users to bypass filtering via non-standard TCP...","description":"Tiny Personal Firewall 1.0 and 2.0 allows local users to bypass filtering via non-standard TCP packets created with non-Windows protocol adapters.","severity":{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00755,"percentile":0.55374,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2001-12-31T05:00:00Z","modified":"2026-06-16T21:56:29Z","exploits":[{"source":"exploitdb","id":"EDB-21169","title":"ZoneAlarm Pro 1.0/2.x - Outbound Packet Bypass","type":"remote","platform":"windows","date":"2001-12-06","verified":true,"url":"https://www.exploit-db.com/exploits/21169"}],"products":[{"vendor":"tiny_software","product":"tiny_personal_firewall"}],"references":[{"url":"http://www.securityfocus.com/bid/3647","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://www.iss.net/security_center/static/7671.php","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2001-12/0056.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-1549"},{"url":"https://github.com/advisories/GHSA-xgj9-vjq9-qmrc"}],"sources":{"cve":[{"id":"CVE-2001-1549","description":"Tiny Personal Firewall 1.0 and 2.0 allows local users to bypass filtering via non-standard TCP packets created with non-Windows protocol adapters.","status":"published","published":"2005-07-14T04:00:00Z","modified":"2024-09-16T22:30:47.07Z","updated_at":"2026-11-02T14:34:42.680977Z"}],"euvd":[{"id":"EUVD-2001-1526","description":"Tiny Personal Firewall 1.0 and 2.0 allows local users to bypass filtering via non-standard TCP packets created with non-Windows protocol adapters.","status":"published","published":"2005-07-14T04:00:00Z","modified":"2024-09-16T22:30:47Z","updated_at":"2026-11-03T00:55:02.424132Z"}],"ghsa":[{"id":"GHSA-xgj9-vjq9-qmrc","title":"Tiny Personal Firewall 1.0 and 2.0 allows local users to bypass filtering via non-standard TCP...","description":"Tiny Personal Firewall 1.0 and 2.0 allows local users to bypass filtering via non-standard TCP packets created with non-Windows protocol adapters.","status":"published","published":"2022-04-30T18:18:16Z","modified":"2023-01-30T05:05:54Z","updated_at":"2026-11-02T14:47:22.488805Z"}],"nvd":[{"id":"CVE-2001-1549","description":"Tiny Personal Firewall 1.0 and 2.0 allows local users to bypass filtering via non-standard TCP packets created with non-Windows protocol adapters.","status":"published","published":"2001-12-31T05:00:00Z","modified":"2026-06-16T21:56:29.143Z","cvss":[{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:00:41.313877Z"}]}}