CVE-2021-27631

Published on: 06/09/2021 12:00:00 AM UTC

Last Modified on: 11/04/2021 01:06:00 PM UTC

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Netweaver As Abap from Sap contain the following vulnerability:

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), 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, 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 EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

  • CVE-2021-27631 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.5 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags Link
SAP NetWeaver ABAP Enqueue Memory Corruption ≈ Packet Storm packetstormsecurity.com
text/html
URL Logo MISC packetstormsecurity.com/files/164595/SAP-NetWeaver-ABAP-Enqueue-Memory-Corruption.html
Full Disclosure: Onapsis Security Advisory 2021-0017: [Multiple CVEs] Memory Corruption vulnerability in SAP NetWeaver ABAP Enqueue service seclists.org
text/html
URL Logo FULLDISC 20211022 Onapsis Security Advisory 2021-0017: [Multiple CVEs] Memory Corruption vulnerability in SAP NetWeaver ABAP Enqueue service
No Description Provided launchpad.support.sap.com
text/html
URL Logo MISC launchpad.support.sap.com/#/notes/3020104
SAP Security Patch Day – June 2021 - Product Security Response at SAP - Community Wiki wiki.scn.sap.com
text/html
URL Logo MISC wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationSapNetweaver As Abapkernel_7.22AllAllAll
ApplicationSapNetweaver As Abapkernel_7.49AllAllAll
ApplicationSapNetweaver As Abapkernel_7.53AllAllAll
ApplicationSapNetweaver As Abapkernel_7.73AllAllAll
ApplicationSapNetweaver As Abapkernel_7.77AllAllAll
ApplicationSapNetweaver As Abapkernel_7.81AllAllAll
ApplicationSapNetweaver As Abapkernel_7.82AllAllAll
ApplicationSapNetweaver As Abapkernel_7.83AllAllAll
ApplicationSapNetweaver As Abapkernel_8.04AllAllAll
ApplicationSapNetweaver As Abapkrnl32nuc_7.22AllAllAll
ApplicationSapNetweaver As Abapkrnl32nuc_7.22extAllAllAll
ApplicationSapNetweaver As Abapkrnl64nuc_7.22AllAllAll
ApplicationSapNetweaver As Abapkrnl64nuc_7.22extAllAllAll
ApplicationSapNetweaver As Abapkrnl64nuc_7.49AllAllAll
ApplicationSapNetweaver As Abapkrnl64uc_7.22AllAllAll
ApplicationSapNetweaver As Abapkrnl64uc_7.22extAllAllAll
ApplicationSapNetweaver As Abapkrnl64uc_7.49AllAllAll
ApplicationSapNetweaver As Abapkrnl64uc_7.53AllAllAll
ApplicationSapNetweaver As Abapkrnl64uc_7.73AllAllAll
ApplicationSapNetweaver As Abapkrnl64uc_8.04AllAllAll
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.22:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.49:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.53:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.73:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.77:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.81:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.82:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_7.83:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:kernel_8.04:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl32nuc_7.22:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl32nuc_7.22ext:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64nuc_7.22:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64nuc_7.22ext:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64nuc_7.49:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.22:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.22ext:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.49:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.53:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_7.73:*:*:*:*:*:*:*:
  • cpe:2.3:a:sap:netweaver_as_abap:krnl64uc_8.04:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-27631 : #SAP NetWeaver ABAP Server and ABAP Platform Enqueue Server , versions - KRNL32NUC - 7.22,7.22EXT… twitter.com/i/web/status/1… 2021-06-09 14:08:14
Reddit Logo Icon /r/netcve CVE-2021-27631 2021-06-09 14:41:47
© CVE.report 2022 Twitter Nitter Twitter Viewer |

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