CVE-2021-27607: Null Pointer Dereference
First published: Wed Jun 09 2021(Updated: )
SAP NetWeaver ABAP Server and ABAP Platform (Dispatcher), versions - KRNL32NUC - 7.22,7.22EXT, KRNL32UC - 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 ThSncIn() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.
Credit: cna@sap.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SAP NetWeaver AS ABAP | =kernel_7.22 | |
| SAP NetWeaver AS ABAP | =kernel_7.49 | |
| SAP NetWeaver AS ABAP | =kernel_7.53 | |
| SAP NetWeaver AS ABAP | =kernel_7.73 | |
| SAP NetWeaver AS ABAP | =kernel_7.77 | |
| SAP NetWeaver AS ABAP | =kernel_7.81 | |
| SAP NetWeaver AS ABAP | =kernel_7.82 | |
| SAP NetWeaver AS ABAP | =kernel_7.83 | |
| SAP NetWeaver AS ABAP | =kernel_8.04 | |
| SAP NetWeaver AS ABAP | =krnl32nuc_7.22 | |
| SAP NetWeaver AS ABAP | =krnl32nuc_7.22ext | |
| SAP NetWeaver AS ABAP | =krnl32uc_7.22 | |
| SAP NetWeaver AS ABAP | =krnl32uc_7.22ext | |
| SAP NetWeaver AS ABAP | =krnl64nuc_7.22 | |
| SAP NetWeaver AS ABAP | =krnl64nuc_7.22ext | |
| SAP NetWeaver AS ABAP | =krnl64nuc_7.49 | |
| SAP NetWeaver AS ABAP | =krnl64uc_7.22 | |
| SAP NetWeaver AS ABAP | =krnl64uc_7.22ext | |
| SAP NetWeaver AS ABAP | =krnl64uc_7.49 | |
| SAP NetWeaver AS ABAP | =krnl64uc_7.53 | |
| SAP NetWeaver AS ABAP | =krnl64uc_7.73 | |
| SAP NetWeaver AS ABAP | =krnl64uc_8.04 |
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Reference Links
- collector/nvd-index
- agent/references
- agent/weakness
- agent/softwarecombine
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/severity
- agent/last-modified-date
- agent/tags
- agent/event
- agent/description
- agent/first-publish-date
- vendor/sap
- canonical/sap netweaver as abap
- version/sap netweaver as abap/kernel_7.22
- version/sap netweaver as abap/kernel_7.49
- version/sap netweaver as abap/kernel_7.53
- version/sap netweaver as abap/kernel_7.73
- version/sap netweaver as abap/kernel_7.77
- version/sap netweaver as abap/kernel_7.81
- version/sap netweaver as abap/kernel_7.82
- version/sap netweaver as abap/kernel_7.83
- version/sap netweaver as abap/kernel_8.04
- version/sap netweaver as abap/krnl32nuc_7.22
- version/sap netweaver as abap/krnl32nuc_7.22ext
- version/sap netweaver as abap/krnl32uc_7.22
- version/sap netweaver as abap/krnl32uc_7.22ext
- version/sap netweaver as abap/krnl64nuc_7.22
- version/sap netweaver as abap/krnl64nuc_7.22ext
- version/sap netweaver as abap/krnl64nuc_7.49
- version/sap netweaver as abap/krnl64uc_7.22
- version/sap netweaver as abap/krnl64uc_7.22ext
- version/sap netweaver as abap/krnl64uc_7.49
- version/sap netweaver as abap/krnl64uc_7.53
- version/sap netweaver as abap/krnl64uc_7.73
- version/sap netweaver as abap/krnl64uc_8.04