CVE-2021-40495

Name: CVE-2021-40495
Creator: NVD / NIST
Published: 2021-10-12T15:15:09.127+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.03%

Last modified Jun 17, 2026

CVE-2021-40495 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. There are multiple Denial-of Service vulnerabilities in SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 740, 750, 751, 752, 753, 754, 755. An unauthorized attacker can use the public SICF service /sap/public/bc/abap to reduce the performance of SAP NetWeaver Application Server ABAP and ABAP Platform.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

There are multiple Denial-of Service vulnerabilities in SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 740, 750, 751, 752, 753, 754, 755. An unauthorized attacker can use the public SICF service /sap/public/bc/abap to reduce the performance of SAP NetWeaver Application Server ABAP and ABAP Platform.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability

1.03%

59.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Sap	Netweaver Abap	740
Sap	Netweaver Abap	750
Sap	Netweaver Abap	751
Sap	Netweaver Abap	752
Sap	Netweaver Abap	753
Sap	Netweaver Abap	754
Sap	Netweaver Abap	755
Sap	Netweaver Application Server Abap	740
Sap	Netweaver Application Server Abap	750
Sap	Netweaver Application Server Abap	751
Sap	Netweaver Application Server Abap	752
Sap	Netweaver Application Server Abap	753
Sap	Netweaver Application Server Abap	754
Sap	Netweaver Application Server Abap	755

References

https://launchpad.support.sap.com/#/notes/3099011Permissions Required
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983Vendor Advisory
https://launchpad.support.sap.com/#/notes/3099011Permissions Required
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983Vendor Advisory

Timeline

Published: Oct 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-40495?

How severe is CVE-2021-40495?

CVE-2021-40495 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2021-40495?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-40495?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST