CVE-2021-21446

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-12 · updated 2026-06-17

Description

SAP NetWeaver AS ABAP, versions 740, 750, 751, 752, 753, 754, 755, allows an unauthenticated attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service, this has a high impact on the availability of the service.

Affected products

SAP_SE SAP NetWeaver Application Server for ABAP and ABAP Platform: 740, 750, 751, 752, 753, 754 (+1)

References

https://launchpad.support.sap.com/#/notes/3000306
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564760476
https://launchpad.support.sap.com/#/notes/3000306
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564760476

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