{"id":"CVE-2009-1831","aliases":["EUVD-2009-1826","GHSA-3hhm-c9rq-5x5x"],"status":"published","title":"The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows...","description":"The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows remote attackers to execute arbitrary code via a crafted MAKI file, which triggers an incorrect sign extension, an integer overflow, and a stack-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":"2026-11-09","score":0.36337,"percentile":0.98495,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-189"],"published":"2009-05-29T22:00:00Z","modified":"2026-06-16T23:08:08Z","exploits":[{"source":"exploitdb","id":"EDB-21256","title":"Winamp - MAKI Buffer Overflow (Metasploit)","type":"local","platform":"windows","date":"2012-09-12","verified":true,"url":"https://www.exploit-db.com/exploits/21256"},{"source":"exploitdb","id":"EDB-8767","title":"Winamp 5.551 - MAKI Parsing Integer Overflow (PoC)","type":"dos","platform":"windows","date":"2009-05-22","verified":true,"url":"https://www.exploit-db.com/exploits/8767"},{"source":"exploitdb","id":"EDB-8770","title":"Winamp 5.55 - MAKI Script Universal Overwrite (SEH)","type":"local","platform":"windows","date":"2009-05-22","verified":true,"url":"https://www.exploit-db.com/exploits/8770"},{"source":"exploitdb","id":"EDB-8772","title":"Winamp 5.55 - MAKI script Universal Integer Overflow","type":"local","platform":"windows","date":"2009-05-22","verified":true,"url":"https://www.exploit-db.com/exploits/8772"},{"source":"exploitdb","id":"EDB-8783","title":"Winamp 5.551 - MAKI Parsing Integer Overflow","type":"local","platform":"windows","date":"2009-05-26","verified":true,"url":"https://www.exploit-db.com/exploits/8783"},{"source":"metasploit","id":"exploit/windows/fileformat/winamp_maki_bof","title":"Winamp MAKI Buffer Overflow","type":"exploit","platform":"Windows","date":"2009-05-20","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/fileformat/winamp_maki_bof"}],"products":[{"vendor":"nullsoft","product":"winamp"}],"references":[{"url":"http://www.securityfocus.com/bid/35052","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"https://www.exploit-db.com/exploits/8783","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/50664","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://vrt-sourcefire.blogspot.com/2009/05/winamp-maki-parsing-vulnerability.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15683","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://www.exploit-db.com/exploits/8770","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"https://www.exploit-db.com/exploits/8767","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"https://www.exploit-db.com/exploits/8772","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-1831"},{"url":"https://github.com/advisories/GHSA-3hhm-c9rq-5x5x"}],"sources":{"cve":[{"id":"CVE-2009-1831","description":"The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows remote attackers to execute arbitrary code via a crafted MAKI file, which triggers an incorrect sign extension, an integer overflow, and a stack-based buffer overflow.","status":"published","published":"2009-05-29T22:00:00Z","modified":"2024-08-07T05:27:54.303Z","updated_at":"2026-11-02T14:33:25.126493Z"}],"euvd":[{"id":"EUVD-2009-1826","description":"The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows remote attackers to execute arbitrary code via a crafted MAKI file, which triggers an incorrect sign extension, an integer overflow, and a stack-based buffer overflow.","status":"published","published":"2009-05-29T22:00:00Z","modified":"2024-08-07T05:27:54Z","updated_at":"2026-11-03T01:39:19.949759Z"}],"ghsa":[{"id":"GHSA-3hhm-c9rq-5x5x","title":"The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows...","description":"The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows remote attackers to execute arbitrary code via a crafted MAKI file, which triggers an incorrect sign extension, an integer overflow, and a stack-based buffer overflow.","status":"published","published":"2022-05-02T03:29:05Z","modified":"2023-01-31T05:07:39Z","updated_at":"2026-11-02T14:49:15.080722Z"}],"nvd":[{"id":"CVE-2009-1831","description":"The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows remote attackers to execute arbitrary code via a crafted MAKI file, which triggers an incorrect sign extension, an integer overflow, and a stack-based buffer overflow.","status":"published","published":"2009-05-29T22:30:00.28Z","modified":"2026-06-16T23:08:08.74Z","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-189"],"updated_at":"2026-11-02T14:01:35.733785Z"}]}}