Vulnerability Details CVE-2021-33684
SAP NetWeaver AS ABAP and ABAP Platform, versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, KERNEL 8.04, 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, 7.77, 7.81, 7.84, allows an attacker to send overlong content in the RFC request type thereby crashing the corresponding work process because of memory corruption vulnerability. The work process will attempt to restart itself after the crash and hence the impact on the availability is low.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 40.6%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 5.0
Products affected by CVE-2021-33684
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cpe:2.3:a:sap:netweaver_abap:7.21
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cpe:2.3:a:sap:netweaver_abap:7.21ext
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cpe:2.3:a:sap:netweaver_abap:7.22
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cpe:2.3:a:sap:netweaver_abap:7.22ext
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cpe:2.3:a:sap:netweaver_abap:7.49
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cpe:2.3:a:sap:netweaver_abap:7.53
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cpe:2.3:a:sap:netweaver_abap:7.77
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cpe:2.3:a:sap:netweaver_abap:7.81
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cpe:2.3:a:sap:netweaver_abap:kernel_8.04
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cpe:2.3:a:sap:netweaver_abap:krnl32nuc_7.21
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cpe:2.3:a:sap:netweaver_abap:krnl32uc_7.21
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cpe:2.3:a:sap:netweaver_abap:krnl64nuc_7.21
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cpe:2.3:a:sap:netweaver_abap:krnl64uc_8.04
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cpe:2.3:a:sap:netweaver_application_server_abap:7.21
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cpe:2.3:a:sap:netweaver_application_server_abap:7.21ext
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cpe:2.3:a:sap:netweaver_application_server_abap:7.22
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cpe:2.3:a:sap:netweaver_application_server_abap:7.22ext
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cpe:2.3:a:sap:netweaver_application_server_abap:7.49
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cpe:2.3:a:sap:netweaver_application_server_abap:7.53
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cpe:2.3:a:sap:netweaver_application_server_abap:7.77
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cpe:2.3:a:sap:netweaver_application_server_abap:7.81
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cpe:2.3:a:sap:netweaver_application_server_abap:kernel_8.04
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cpe:2.3:a:sap:netweaver_application_server_abap:krnl32nuc_7.21
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cpe:2.3:a:sap:netweaver_application_server_abap:krnl32uc_7.21
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cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.21
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cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_8.04