Description
SAP Web Dispatcher and Internet Communication Manager (ICM), versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, 7.73, WEBDISP 7.53, 7.73, 7.77, 7.81, 7.82, 7.83, KERNEL 7.21, 7.22, 7.49, 7.53, 7.73, 7.77, 7.81, 7.82, 7.83, process invalid HTTP header. The incorrect handling of the invalid Transfer-Encoding header in a particular manner leads to a possibility of HTTP Request Smuggling attack. An attacker could exploit this vulnerability to bypass web application firewall protection, divert sensitive data such as customer requests, session credentials, etc.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| SAP SE | SAP Web Dispatcher and Internet Communication Manager | < KRNL32NUC 7.21, < 7.21EXT, < 7.22, < 7.22EXT, < KRNL32UC 7.21, < KRNL64NUC 7.21, < 7.49, < KRNL64UC 7.21, < 7.53, < 7.73, < WEBDISP 7.53, < 7.77, < 7.81, < 7.82, < 7.83, < KERNEL 7.21 | — |
Advisories 1
- WID-SEC-2023-0904 SAP Patchday April 2023 BSI CERT-Bund (WID) · Apr 10, 2023