SAP · Multiple Products
CVE-2022-22536
SAP Multiple Products HTTP Request Smuggling Vulnerability
What it is
SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable for request smuggling and request concatenation. An unauthenticated attacker can prepend a victim's request with arbitrary data. This way, the attacker can execute functions impersonating the victim or poison intermediary Web caches. A successful attack could result in complete compromise of Confidentiality, Integrity and Availability of the system.
CISA: SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server and SAP Web Dispatcher allow HTTP request smuggling. An unauthenticated attacker can prepend a victim's request with arbitrary data, allowing for function execution impersonating the victim or poisoning intermediary Web caches.
What to do
Apply updates per vendor instructions.
Deadline for US federal agencies: September 8, 2022
More exploited flaws from SAP
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| May 15, 2025 | Deserialization | NetWeaver | Critical 9.1 | 13% |
| Apr 29, 2025 | Unrestricted File Upload | NetWeaver | Critical 10.0 | 99.5% |
| Mar 19, 2025 | Directory Traversal | NetWeaver | High 7.5 | 95% |
| Sep 30, 2024 | Deserialization of Untrusted Data | Commerce Cloud | Critical 9.8 | 7.5% |
| Jun 9, 2022 | SQL Injection | NetWeaver | Critical 9.8 | 72% |
| Jun 9, 2022 | Information Disclosure | NetWeaver | Medium 5.3 | 52% |
| Jun 9, 2022 | Unrestricted File Upload | NetWeaver | Critical 9.9 | 37% |
| Nov 3, 2021 | Remote Code Execution | NetWeaver | Critical 10.0 | 18% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.