{"id":"CVE-2007-5300","aliases":["DEBIAN-CVE-2007-5300","DSA-1452-1","EUVD-2007-5280","GHSA-hjg5-38g6-376g"],"status":"published","title":"Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2...","description":"Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2, and possibly other versions allows remote attackers to cause a denial of service (daemon crash) via a long USER command that triggers a stack-based buffer overflow.  NOTE: some of these details are obtained from third party information.","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":"2026-11-07","score":0.04906,"percentile":0.92153,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-119","CWE-189"],"published":"2007-10-09T18:00:00Z","modified":"2026-06-16T22:45:50Z","exploits":[{"source":"exploitdb","id":"EDB-4498","title":"WzdFTPD 0.8.0 - 'USER' Remote Denial of Service","type":"dos","platform":"windows","date":"2007-10-07","verified":true,"url":"https://www.exploit-db.com/exploits/4498"}],"fixes":[{"ecosystem":"Debian:4.0","package":"wzdftpd","fixed_in":["0.8.1-2etch1"],"sources":["osv"]},{"ecosystem":"Debian:3.1","package":"wzdftpd","fixed_in":["0.5.2-1.1sarge3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:4.0","package":"wzdftpd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.1-2etch1"}]}],"versions":["0.8.1-2"]},{"source":"osv","ecosystem":"Debian:3.1","package":"wzdftpd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.2-1.1sarge3"}]}],"versions":["0.5.2-1","0.5.2-1.1sarge1","0.5.2-1.1sarge2"]}],"products":[{"vendor":"wzdftpd","product":"wzdftpd"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/37010","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://secunia.com/advisories/27091","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2007/3389","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/25967","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/37008","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://www.exploit-db.com/exploits/4498","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://www.debian.org/security/2008/dsa-1452","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://secunia.com/advisories/28342","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-5300"},{"url":"https://github.com/advisories/GHSA-hjg5-38g6-376g"}],"sources":{"cve":[{"id":"CVE-2007-5300","description":"Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2, and possibly other versions allows remote attackers to cause a denial of service (daemon crash) via a long USER command that triggers a stack-based buffer overflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2007-10-09T18:00:00Z","modified":"2024-08-07T15:24:42.434Z","updated_at":"2026-11-02T13:32:00.617893Z"}],"euvd":[{"id":"EUVD-2007-5280","description":"Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2, and possibly other versions allows remote attackers to cause a denial of service (daemon crash) via a long USER command that triggers a stack-based buffer overflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2007-10-09T18:00:00Z","modified":"2024-08-07T15:24:42Z","updated_at":"2026-11-03T01:16:17.784694Z"}],"ghsa":[{"id":"GHSA-hjg5-38g6-376g","title":"Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2...","description":"Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2, and possibly other versions allows remote attackers to cause a denial of service (daemon crash) via a long USER command that triggers a stack-based buffer overflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2022-05-01T18:31:56Z","modified":"2023-01-31T05:04:59Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:48:46.289568Z"}],"nvd":[{"id":"CVE-2007-5300","description":"Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2, and possibly other versions allows remote attackers to cause a denial of service (daemon crash) via a long USER command that triggers a stack-based buffer overflow.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2007-10-09T18:17:00Z","modified":"2026-06-16T22:45:50.703Z","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","CWE-189"],"updated_at":"2026-11-02T14:01:21.141213Z"}],"osv":[{"id":"DSA-1452-1","title":"wzdftpd denial of service","status":"published","published":"2008-01-06T00:00:00Z","modified":"2026-03-09T01:01:22.429953Z","updated_at":"2026-11-02T15:46:14.285228Z"}]}}