CVE-2021-27628

Summary

SAP NetWeaver ABAP Server and ABAP Platform (Dispatcher), versions - KRNL32NUC - 7.22,7.22EXT, KRNL32UC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73,7.77,7.81,7.82,7.83, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method DpRTmPrepareReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

Affected Software

VendorProductVersion RangeStatus
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< KRNL32NUC - 7.22affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.22EXTaffected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< KRNL32UC - 7.22affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< KRNL64NUC - 7.22affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.49affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< KRNL64UC - 8.04affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.22affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.53affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.73affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< KERNEL - 7.22affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 8.04affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.77affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.81affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.82affected
SAP SESAP NetWeaver ABAP Server and ABAP Platform (Dispatcher)< 7.83affected

Weaknesses

  • CWE-787: Improper Input Validation (CWE-787)

ADP Enrichment

CVE Program Container

Additional References

References