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Frontdoor - DRS Changelog: 2.1 → 2.2

Generated: 05 July 2026 | Base: 2.1 | Target: 2.2

Summary: 12 added · 0 removed · 65 changed

Added Rules

Rule ID Rule Group Name Description Action State
920530 PROTOCOL-ENFORCEMENT Restrict charset parameter inside content type header to occur max once AnomalyScoring Enabled
920620 PROTOCOL-ENFORCEMENT Multiple Content-Type Request Headers AnomalyScoring Enabled
921421 PROTOCOL-ATTACK Content-Type header: Dangerous content type outside the mime type declaration AnomalyScoring Enabled
921422 PROTOCOL-ATTACK Detect content types in the Content-Type header outside of the actual content type declaration AnomalyScoring Disabled
99030003 MS-ThreatIntel-AppSec URL encoded file path AnomalyScoring Disabled
99030004 MS-ThreatIntel-AppSec Missing brotli encoding from supporting browser with https referer AnomalyScoring Disabled
99030005 MS-ThreatIntel-AppSec Missing brotli encoding from supporting browser over HTTP/2 AnomalyScoring Disabled
99030006 MS-ThreatIntel-AppSec Illegal character in requested filename AnomalyScoring Disabled
99031005 MS-ThreatIntel-SQLI Restricted SQL Character Anomaly Detection (args): # of special characters exceeded (12) (replacing rule #942430) AnomalyScoring Disabled
99031006 MS-ThreatIntel-SQLI Detects basic SQL authentication bypass attempts 3/3 (replacing rule #942340) AnomalyScoring Disabled
99032001 MS-ThreatIntel-XSS XSS Filter - Category 2: Event Handler Vector (replacing rule #941120) AnomalyScoring Enabled
99032002 MS-ThreatIntel-XSS Possible Remote File Inclusion (RFI) Attack: Off-Domain Reference/Link (replacing rule #931130) AnomalyScoring Disabled

Removed Rules

No rules removed.

Changed Rules

Rule ID Rule Group Field Before After
920121 PROTOCOL-ENFORCEMENT State Enabled Disabled
920200 PROTOCOL-ENFORCEMENT State Enabled Disabled
920201 PROTOCOL-ENFORCEMENT State Enabled Disabled
920230 PROTOCOL-ENFORCEMENT State Enabled Disabled
920271 PROTOCOL-ENFORCEMENT State Enabled Disabled
920300 PROTOCOL-ENFORCEMENT State Enabled Disabled
920320 PROTOCOL-ENFORCEMENT State Enabled Disabled
920341 PROTOCOL-ENFORCEMENT State Enabled Disabled
920420 PROTOCOL-ENFORCEMENT State Enabled Disabled
921151 PROTOCOL-ATTACK State Enabled Disabled
931100 RFI State Enabled Disabled
931130 RFI State Enabled Disabled
933151 PHP State Enabled Disabled
941101 XSS State Enabled Disabled
941120 XSS State Enabled Disabled
941150 XSS State Enabled Disabled
941320 XSS State Enabled Disabled
941330 XSS State Enabled Disabled
941340 XSS State Enabled Disabled
941380 XSS State Enabled Disabled
942120 SQLI State Enabled Disabled
942180 SQLI State Enabled Disabled
942200 SQLI State Enabled Disabled
942210 SQLI State Enabled Disabled
942300 SQLI State Enabled Disabled
942310 SQLI State Enabled Disabled
942330 SQLI State Enabled Disabled
942340 SQLI State Enabled Disabled
942361 SQLI State Enabled Disabled
942370 SQLI State Enabled Disabled
942380 SQLI State Enabled Disabled
942390 SQLI State Enabled Disabled
942400 SQLI State Enabled Disabled
942410 SQLI State Enabled Disabled
942450 SQLI State Enabled Disabled
942470 SQLI State Enabled Disabled
942480 SQLI State Enabled Disabled
942510 SQLI State Enabled Disabled
944200 JAVA State Enabled Disabled
944210 JAVA State Enabled Disabled
944240 JAVA State Enabled Disabled
944250 JAVA State Enabled Disabled
99001001 MS-ThreatIntel-CVEs State Enabled Disabled
99001002 MS-ThreatIntel-CVEs State Enabled Disabled
99001003 MS-ThreatIntel-CVEs State Enabled Disabled
99001004 MS-ThreatIntel-CVEs State Enabled Disabled
99001005 MS-ThreatIntel-CVEs State Enabled Disabled
99001006 MS-ThreatIntel-CVEs State Enabled Disabled
99001007 MS-ThreatIntel-CVEs State Enabled Disabled
99001008 MS-ThreatIntel-CVEs State Enabled Disabled
99001009 MS-ThreatIntel-CVEs State Enabled Disabled
99001010 MS-ThreatIntel-CVEs State Enabled Disabled
99001011 MS-ThreatIntel-CVEs State Enabled Disabled
99001012 MS-ThreatIntel-CVEs State Enabled Disabled
99001013 MS-ThreatIntel-CVEs State Enabled Disabled
99005002 MS-ThreatIntel-WebShells State Enabled Disabled
99005003 MS-ThreatIntel-WebShells State Enabled Disabled
99005004 MS-ThreatIntel-WebShells State Enabled Disabled
99005005 MS-ThreatIntel-WebShells State Enabled Disabled
99030001 MS-ThreatIntel-AppSec State Enabled Disabled
99030002 MS-ThreatIntel-AppSec State Enabled Disabled
99031001 MS-ThreatIntel-SQLI State Enabled Disabled
99031002 MS-ThreatIntel-SQLI State Enabled Disabled
99031003 MS-ThreatIntel-SQLI State Enabled Disabled
99031004 MS-ThreatIntel-SQLI State Enabled Disabled