CVE-2021-40495There are multiple Denial-of Service vulnerabilities in SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 740, 750,…
- 5.3MediumCVSS base score
- 1.1%Exploitation in 30 daysEPSS · top 35% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By sap
- 39 days later
· 39 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
- EPSS (exploitation in 30 days)
- 1.1% · top 35% of all CVEs (15 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
SAP SE · SAP NetWeaver AS ABAP and ABAP Platform
- affected < 740
- affected < 750
- affected < 751
- affected < 752
- affected < 753
- affected < 754
- affected < 755
References
References2
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983 (opens in a new tab)x_refsource_MISCx_transferred
- https://launchpad.support.sap.com/#/notes/3099011 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-27671 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-40495)Record last updated .