{"id":"CVE-2007-6189","aliases":["EUVD-2007-6157","GHSA-8w62-3h89-722w"],"status":"published","title":"A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus...","description":"A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus Scanner 8.0 allows remote attackers to execute arbitrary code via a long argument to the InitX method that begins with a \"%%\" sequence, which is misinterpreted as a Unicode string and decoded twice, leading to improper memory allocation and a heap-based buffer overflow.","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.08084,"percentile":0.94843,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2007-11-30T01:00:00Z","modified":"2026-06-16T22:47:34Z","exploits":[{"source":"exploitdb","id":"EDB-4663","title":"BitDefender Online Scanner 8 - ActiveX Heap Overflow","type":"remote","platform":"windows","date":"2007-11-27","verified":true,"url":"https://www.exploit-db.com/exploits/4663"}],"products":[{"vendor":"bitdefender","product":"online_anti-virus_scanner"}],"references":[{"url":"http://securitytracker.com/id?1018986","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://research.eeye.com/html/advisories/published/AD20071120.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://securityreason.com/securityalert/3405","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2007/3935","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://secunia.com/advisories/27717","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/4663","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/483986/100/100/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-6189"},{"url":"https://github.com/advisories/GHSA-8w62-3h89-722w"}],"sources":{"cve":[{"id":"CVE-2007-6189","description":"A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus Scanner 8.0 allows remote attackers to execute arbitrary code via a long argument to the InitX method that begins with a \"%%\" sequence, which is misinterpreted as a Unicode string and decoded twice, leading to improper memory allocation and a heap-based buffer overflow.","status":"published","published":"2007-11-30T01:00:00Z","modified":"2024-08-07T15:54:27.109Z","updated_at":"2026-11-02T13:33:07.91528Z"}],"euvd":[{"id":"EUVD-2007-6157","description":"A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus Scanner 8.0 allows remote attackers to execute arbitrary code via a long argument to the InitX method that begins with a \"%%\" sequence, which is misinterpreted as a Unicode string and decoded twice, leading to improper memory allocation and a heap-based buffer overflow.","status":"published","published":"2007-11-30T01:00:00Z","modified":"2024-08-07T15:54:27Z","updated_at":"2026-11-03T01:16:13.781034Z"}],"ghsa":[{"id":"GHSA-8w62-3h89-722w","title":"A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus...","description":"A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus Scanner 8.0 allows remote attackers to execute arbitrary code via a long argument to the InitX method that begins with a \"%%\" sequence, which is misinterpreted as a Unicode string and decoded twice, leading to improper memory allocation and a heap-based buffer overflow.","status":"published","published":"2022-05-01T18:40:21Z","modified":"2023-01-31T05:05:00Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:48:46.289568Z"}],"nvd":[{"id":"CVE-2007-6189","description":"A certain ActiveX control in (1) OScan8.ocx and (2) Oscan81.ocx in BitDefender Online Anti-Virus Scanner 8.0 allows remote attackers to execute arbitrary code via a long argument to the InitX method that begins with a \"%%\" sequence, which is misinterpreted as a Unicode string and decoded twice, leading to improper memory allocation and a heap-based buffer overflow.","status":"published","published":"2007-11-30T01:46:00Z","modified":"2026-06-16T22:47:34.273Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:23.208914Z"}]}}