CVE-2021-27610
Last modified
CVE-2021-27610 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sap | Netweaver Abap | 700 |
| Sap | Netweaver Abap | 701 |
| Sap | Netweaver Abap | 702 |
| Sap | Netweaver Abap | 731 |
| 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 Abap | 804 |
| Sap | Netweaver Application Server Abap | 700 |
| Sap | Netweaver Application Server Abap | 701 |
| Sap | Netweaver Application Server Abap | 702 |
| Sap | Netweaver Application Server Abap | 731 |
| 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 |
| Sap | Netweaver Application Server Abap | 804 |
References
- https://launchpad.support.sap.com/#/notes/3007182Permissions Required, Vendor Advisory
- https://launchpad.support.sap.com/#/notes/3007182Permissions Required, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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