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

Summary

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.

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

.