Rule History

SID: 2009818 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 8 • Jul 30, 2010, 12:00 PM

Message:

ET WEB_SERVER Attempt To Access MSSQL xp_regread/xp_regwrite/xp_regdeletevalue/xp_regdeletekey Stored Procedure Via URI to Modify Registry

Rule:

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SERVER Attempt To Access MSSQL xp_regread/xp_regwrite/xp_regdeletevalue/xp_regdeletekey Stored Procedure Via URI to Modify Registry"; flow:established,to_server; http.uri; content:"EXEC"; nocase; content:"xp_reg"; nocase; pcre:"/xp_reg(read|write|delete)/i"; reference:url,www.mssqlcity.com/Articles/Undoc/UndocExtSP.htm; reference:url,www.sql-server-performance.com/articles/dev/extended_stored_procedures_p1.aspx; classtype:web-application-attack; sid:2009818; rev:8; metadata:created_at 2010_07_30, signature_severity Minor, updated_at 2020_09_14;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Sep 14, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-web_server.rules