{"id":"CVE-2009-2732","aliases":["EUVD-2009-2723","GHSA-h3h4-v8x5-4h4j"],"status":"published","title":"The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to...","description":"The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an Authorization HTTP header that lacks a : (colon) character in the base64-decoded string.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.07273,"percentile":0.94393,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2009-08-20T22:00:00Z","modified":"2026-06-16T23:10:07Z","exploits":[{"source":"exploitdb","id":"EDB-33176","title":"ntop 3.3.10 - HTTP Basic Authentication Null Pointer Dereference Denial of Service","type":"dos","platform":"linux","date":"2009-08-18","verified":true,"url":"https://www.exploit-db.com/exploits/33176"}],"products":[{"vendor":"ntop","product":"ntop"}],"references":[{"url":"http://secunia.com/advisories/36403","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/archive/1/505862/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/505876/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2009/2317","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:181","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2732"},{"url":"https://github.com/advisories/GHSA-h3h4-v8x5-4h4j"}],"sources":{"cve":[{"id":"CVE-2009-2732","description":"The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an Authorization HTTP header that lacks a : (colon) character in the base64-decoded string.","status":"published","published":"2009-08-20T22:00:00Z","modified":"2024-08-07T05:59:57.113Z","updated_at":"2026-11-02T14:33:23.395558Z"}],"euvd":[{"id":"EUVD-2009-2723","description":"The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an Authorization HTTP header that lacks a : (colon) character in the base64-decoded string.","status":"published","published":"2009-08-20T22:00:00Z","modified":"2024-08-07T05:59:57Z","updated_at":"2026-11-03T01:39:16.555521Z"}],"ghsa":[{"id":"GHSA-h3h4-v8x5-4h4j","title":"The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to...","description":"The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an Authorization HTTP header that lacks a : (colon) character in the base64-decoded string.","status":"published","published":"2022-05-02T03:38:04Z","modified":"2023-01-31T05:07:36Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:49:14.611815Z"}],"nvd":[{"id":"CVE-2009-2732","description":"The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an Authorization HTTP header that lacks a : (colon) character in the base64-decoded string.","status":"published","published":"2009-08-21T11:02:42Z","modified":"2026-06-16T23:10:07.413Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:36.596719Z"}]}}