{"id":"CVE-2009-20004","aliases":["EUVD-2009-5124","GHSA-p67g-mw2c-3764"],"status":"published","title":"gAlan \u003c= 0.2.1 Buffer Overflow","description":"gAlan 0.2.1, a modular audio processing environment for Windows, is vulnerable to a stack-based buffer overflow when parsing .galan files. The application fails to properly validate the length of input data, allowing a specially crafted file to overwrite the stack and execute arbitrary code. Exploitation requires local interaction, typically by convincing a user to open the malicious file.","severity":{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00409,"percentile":0.35463,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-121"],"published":"2025-08-21T20:11:57Z","modified":"2026-06-16T23:08:31Z","exploits":[{"source":"metasploit","id":"exploit/windows/fileformat/galan_fileformat_bof","title":"gAlan 0.2.1 Buffer Overflow","type":"exploit","platform":"Windows","date":"2009-12-07","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/fileformat/galan_fileformat_bof"}],"products":[{"vendor":"galan","product":"galan"}],"references":[{"url":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/fileformat/galan_fileformat_bof.rb","tags":["exploit"]},{"url":"https://www.exploit-db.com/exploits/16664","tags":["exploit"]},{"url":"https://www.exploit-db.com/exploits/10345","tags":["exploit"]},{"url":"https://www.exploit-db.com/exploits/10339","tags":["exploit"]},{"url":"https://www.fortiguard.com/encyclopedia/ips/18034/galan-galan-file-stack-overflow","tags":["third-party-advisory"]},{"url":"https://web.archive.org/web/20101210055252/http://galan.sourceforge.net/","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/galan-buffer-overflow","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-20004"},{"url":"https://web.archive.org/web/20101210055252/http://galan.sourceforge.net"},{"url":"https://github.com/advisories/GHSA-p67g-mw2c-3764"}],"sources":{"cve":[{"id":"CVE-2009-20004","title":"gAlan \u003c= 0.2.1 Buffer Overflow","description":"gAlan 0.2.1, a modular audio processing environment for Windows, is vulnerable to a stack-based buffer overflow when parsing .galan files. The application fails to properly validate the length of input data, allowing a specially crafted file to overwrite the stack and execute arbitrary code. Exploitation requires local interaction, typically by convincing a user to open the malicious file.","status":"published","published":"2025-08-21T20:11:57.631Z","modified":"2026-05-15T11:13:14.317Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:33:22.699876Z"}],"euvd":[{"id":"EUVD-2009-5124","description":"gAlan 0.2.1, a modular audio processing environment for Windows, is vulnerable to a stack-based buffer overflow when parsing .galan files. The application fails to properly validate the length of input data, allowing a specially crafted file to overwrite the stack and execute arbitrary code. Exploitation requires local interaction, typically by convincing a user to open the malicious file.","status":"published","published":"2025-08-21T20:11:57Z","modified":"2026-05-15T11:13:14Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:04:30.03108Z"}],"ghsa":[{"id":"GHSA-p67g-mw2c-3764","title":"gAlan 0.2.1, a modular audio processing environment for Windows, is vulnerable to a stack-based...","description":"gAlan 0.2.1, a modular audio processing environment for Windows, is vulnerable to a stack-based buffer overflow when parsing .galan files. The application fails to properly validate the length of input data, allowing a specially crafted file to overwrite the stack and execute arbitrary code. Exploitation requires local interaction, typically by convincing a user to open the malicious file.","status":"published","published":"2025-08-21T21:32:07Z","modified":"2025-08-21T21:32:14Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:03:22.719724Z"}],"nvd":[{"id":"CVE-2009-20004","description":"gAlan 0.2.1, a modular audio processing environment for Windows, is vulnerable to a stack-based buffer overflow when parsing .galan files. The application fails to properly validate the length of input data, allowing a specially crafted file to overwrite the stack and execute arbitrary code. Exploitation requires local interaction, typically by convincing a user to open the malicious file.","status":"published","published":"2025-08-21T21:15:33.087Z","modified":"2026-06-16T23:08:31.963Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:01:38.972805Z"}]}}