CVE-2021-27610

CRITICAL

9.8

CVSS Score

Published: June 16, 2021 at 02:45 PM UTC

Updated: June 17, 2026 at 03:45 AM UTC

3 products affected across 1 vendorNetWeaver Application Server ABAPNetweaver AbapABAP Platform

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Severity

CRITICAL9.8

Exploit prediction

EPSS 1%

Description

SAP NetWeaver ABAP Server and ABAP Platform, versions - 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 804, does not create information about internal and external RFC user in consistent and distinguished format, which could lead to improper authentication and may be exploited by malicious users to obtain illegitimate access to the system.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Netweaver Abap · SAP

95%

700 701 702 731 740 750 751 752 753 754 755 804

NetWeaver Application Server ABAP · SAP

95%

v < 700v < 701v < 702v < 731v < 740v < 750v < 751v < 752v < 753v < 754v < 755v < 804700 701 702 731 740 750 751 752 753 754 755 804

Affected range stops below 700, so it looks safe — our inference, not a vendor statement

Affected range stops below 701, so it looks safe — our inference, not a vendor statement

Affected range stops below 702, so it looks safe — our inference, not a vendor statement

Affected range stops below 731, so it looks safe — our inference, not a vendor statement

Affected range stops below 740, so it looks safe — our inference, not a vendor statement

Affected range stops below 750, so it looks safe — our inference, not a vendor statement

Affected range stops below 751, so it looks safe — our inference, not a vendor statement

Affected range stops below 752, so it looks safe — our inference, not a vendor statement

Affected range stops below 753, so it looks safe — our inference, not a vendor statement

Affected range stops below 754, so it looks safe — our inference, not a vendor statement

Affected range stops below 755, so it looks safe — our inference, not a vendor statement

Affected range stops below 804, so it looks safe — our inference, not a vendor statement

ABAP Platform · SAP

60%

v < 700v < 701v < 702v < 731v < 740v < 750v < 751v < 752v < 753v < 754v < 755v < 804