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High severity7.5NVD Advisory· Published Jun 9, 2021· Updated Jun 17, 2026

CVE-2021-27630

CVE-2021-27630

Description

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 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, 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 EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

Affected products

22
  • SAP/Netweaver As Abap20 versions
    cpe:2.3:a:sap:netweaver_as_abap:kernel_7.22:*:*:*:*:*:*:*+ 19 more
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.22:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.49:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.53:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.73:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.77:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.81:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.82:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.83:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:kernel_8.04:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl32nuc_7.22:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl32nuc_7.22ext:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64nuc_7.22:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64nuc_7.22ext:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64nuc_7.49:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.22:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.22ext:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.49:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.53:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.73:*:*:*:*:*:*:*
    • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_8.04:*:*:*:*:*:*:*
  • SAP/Sap Netweaver And Abap Platformllm-fuzzy
  • SAP SE/SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server)v5
    Range: < KRNL32NUC - 7.22

Patches

Vulnerability mechanics

References

2

News mentions

0

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