{"id":"CVE-2005-0453","aliases":["EUVD-2005-0454","GHSA-574f-8c2v-j6gg"],"status":"published","title":"The buffer_urldecode function in Lighttpd 1.3.7 and earlier does not properly handle control...","description":"The buffer_urldecode function in Lighttpd 1.3.7 and earlier does not properly handle control characters, which allows remote attackers to obtain the source code for CGI and FastCGI scripts via a URL with a %00 (null) character after the file extension.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01716,"percentile":0.77561,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2005-02-16T05:00:00Z","modified":"2026-06-16T22:11:08Z","products":[{"vendor":"lighttpd","product":"lighttpd"}],"references":[{"url":"http://security.gentoo.org/glsa/glsa-200502-21.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Patch","Vendor Advisory"]},{"url":"http://secunia.com/advisories/14297","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory"]},{"url":"http://article.gmane.org/gmane.comp.web.lighttpd/1171","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-0453"},{"url":"https://github.com/advisories/GHSA-574f-8c2v-j6gg"}],"sources":{"cve":[{"id":"CVE-2005-0453","description":"The buffer_urldecode function in Lighttpd 1.3.7 and earlier does not properly handle control characters, which allows remote attackers to obtain the source code for CGI and FastCGI scripts via a URL with a %00 (null) character after the file extension.","status":"published","published":"2005-02-16T05:00:00Z","modified":"2024-08-07T21:13:54.155Z","updated_at":"2026-11-02T14:33:40.245652Z"}],"euvd":[{"id":"EUVD-2005-0454","description":"The buffer_urldecode function in Lighttpd 1.3.7 and earlier does not properly handle control characters, which allows remote attackers to obtain the source code for CGI and FastCGI scripts via a URL with a %00 (null) character after the file extension.","status":"published","published":"2005-02-16T05:00:00Z","modified":"2024-08-07T21:13:54Z","updated_at":"2026-11-03T01:15:38.189773Z"}],"ghsa":[{"id":"GHSA-574f-8c2v-j6gg","title":"The buffer_urldecode function in Lighttpd 1.3.7 and earlier does not properly handle control...","description":"The buffer_urldecode function in Lighttpd 1.3.7 and earlier does not properly handle control characters, which allows remote attackers to obtain the source code for CGI and FastCGI scripts via a URL with a %00 (null) character after the file extension.","status":"published","published":"2022-05-01T01:49:34Z","modified":"2023-01-30T05:06:18Z","updated_at":"2026-11-02T14:47:28.159322Z"}],"nvd":[{"id":"CVE-2005-0453","description":"The buffer_urldecode function in Lighttpd 1.3.7 and earlier does not properly handle control characters, which allows remote attackers to obtain the source code for CGI and FastCGI scripts via a URL with a %00 (null) character after the file extension.","status":"published","published":"2005-02-16T05:00:00Z","modified":"2026-06-16T22:11:08.24Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:54.594271Z"}]}}