CVE-2021-27633

7.5HIGH

Key Information:

Vendor
SAP
Status
SAP Netweaver As For Abap (rfc Gateway)
Vendor
CVE Published:
9 June 2021

Summary

SAP NetWeaver AS for ABAP (RFC Gateway), 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 - 7.22,8.04,7.49,7.53,7.73,7.77,7.81,7.82,7.83, 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 ThCPIC() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

Affected Version(s)

SAP NetWeaver AS for ABAP (RFC Gateway) < KRNL32NUC - 7.22 < KRNL32NUC - 7.22

SAP NetWeaver AS for ABAP (RFC Gateway) < 7.22EXT < 7.22EXT

SAP NetWeaver AS for ABAP (RFC Gateway) < KRNL64NUC - 7.22 < KRNL64NUC - 7.22

References

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageI...
https://launchpad.support.sap.com/#/notes/3020209

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

.