{"id":"CVE-2005-3252","aliases":["EUVD-2005-3251","GHSA-cvh7-x6f9-3prf"],"status":"published","title":"Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows...","description":"Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.83902,"percentile":0.99694,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2005-10-18T04:00:00Z","modified":"2026-06-16T22:16:34Z","exploits":[{"source":"exploitdb","id":"EDB-10026","title":"Snort 2.4.0 \u003c 2.4.3 - Back Orifice Pre-Preprocessor Remote (Metasploit)","type":"remote","platform":"linux","date":"2005-10-18","verified":true,"url":"https://www.exploit-db.com/exploits/10026"},{"source":"exploitdb","id":"EDB-1272","title":"Snort 2.4.2 - Back Orifice Parsing Remote Buffer Overflow","type":"remote","platform":"linux","date":"2005-10-25","verified":true,"url":"https://www.exploit-db.com/exploits/1272"},{"source":"exploitdb","id":"EDB-1313","title":"Snort 2.4.2 - Back Orifice Pre-Preprocessor Remote (3)","type":"remote","platform":"windows","date":"2005-11-11","verified":true,"url":"https://www.exploit-db.com/exploits/1313"},{"source":"exploitdb","id":"EDB-1314","title":"Snort 2.4.2 - Back Orifice Pre-Preprocessor Remote (4)","type":"remote","platform":"linux","date":"2005-11-11","verified":true,"url":"https://www.exploit-db.com/exploits/1314"},{"source":"exploitdb","id":"EDB-16834","title":"Snort Back Orifice - Pre-Preprocessor Remote (Metasploit)","type":"remote","platform":"linux","date":"2010-07-03","verified":true,"url":"https://www.exploit-db.com/exploits/16834"},{"source":"metasploit","id":"exploit/linux/ids/snortbopre","title":"Snort Back Orifice Pre-Preprocessor Buffer Overflow","type":"exploit","platform":"Linux","date":"2005-10-18","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/linux/ids/snortbopre"}],"products":[{"vendor":"sourcefire","product":"snort"}],"references":[{"url":"http://www.kb.cert.org/vuls/id/175500","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"http://archives.neohapsis.com/archives/fulldisclosure/2005-10/0505.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"http://www130.nortelnetworks.com/cgi-bin/eserv/cs/main.jsp?cscat=BLTNDETAIL\u0026DocumentOID=362187\u0026RenditionID=","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/bid/15131","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2005/2138","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://secunia.com/advisories/17559","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://xforce.iss.net/xforce/alerts/id/207","tags":["third-party-advisory","x_refsource_ISS","x_transferred","Vendor Advisory"]},{"url":"http://www.osvdb.org/20034","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/fulldisclosure/2005-11/0010.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"http://www.snort.org/docs/change_logs/2.4.3/Changelog.txt","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://secunia.com/advisories/17220","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www130.nortelnetworks.com/cgi-bin/eserv/cs/main.jsp?cscat=BLTNDETAIL\u0026DocumentOID=363396\u0026RenditionID=","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA05-291A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"http://securitytracker.com/id?1015070","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://secunia.com/advisories/17255","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-3252"},{"url":"https://github.com/advisories/GHSA-cvh7-x6f9-3prf"}],"sources":{"cve":[{"id":"CVE-2005-3252","description":"Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet.","status":"published","published":"2005-10-18T04:00:00Z","modified":"2024-08-07T23:01:59.077Z","updated_at":"2026-11-02T14:33:38.187792Z"}],"euvd":[{"id":"EUVD-2005-3251","description":"Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet.","status":"published","published":"2005-10-18T04:00:00Z","modified":"2024-08-07T23:01:59Z","updated_at":"2026-11-03T01:15:27.690358Z"}],"ghsa":[{"id":"GHSA-cvh7-x6f9-3prf","title":"Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows...","description":"Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet.","status":"published","published":"2022-05-01T02:15:54Z","modified":"2023-01-30T05:07:21Z","updated_at":"2026-11-02T14:47:40.819518Z"}],"nvd":[{"id":"CVE-2005-3252","description":"Stack-based buffer overflow in the Back Orifice (BO) preprocessor for Snort before 2.4.3 allows remote attackers to execute arbitrary code via a crafted UDP packet.","status":"published","published":"2005-10-18T21:02:00Z","modified":"2026-06-16T22:16:34.927Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:56.902692Z"}]}}