Vulnerability in SAP NetWeaver ABAP Server and ABAP Platform
CVE-2021-27631

7.5HIGH

Key Information:

Vendor

SAP
Status
SAP Netweaver Abap Server And Abap Platform (enqueue Server)
Vendor
CVE Published:
9 June 2021

What is CVE-2021-27631?

A vulnerability exists in the SAP NetWeaver ABAP Server and ABAP Platform that allows unauthenticated attackers to send specially crafted packets over a network, leading to an internal error and a system crash. This issue arises from improper input validation within the EnqConvUniToSrvReq() method, resulting in service unavailability without allowing any data modification or access.

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Affected Version(s)

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server) < KRNL32NUC - 7.22 < KRNL32NUC - 7.22

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server) < 7.22EXT < 7.22EXT

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server) < KRNL64NUC - 7.22 < KRNL64NUC - 7.22

References

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageI...
https://launchpad.support.sap.com/#/notes/3020104

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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