SAP NetWeaver ABAP Server and ABAP Platform (Dispatcher), versions - KRNL32NUC - 7.22,7.22EXT, KRNL32UC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73,7.77,7.81,7.82,7.83, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method ThSncIn() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

SAP NetWeaver AS ABAP Business Server Pages (Smart Forms), SAP_BASIS versions- 7.00, 7.01, 7.02, 7.10, 7.11, 7.30, 7.31, 7.40, 7.50, 7.51, 7.52, 7.53, 7.54; does not sufficiently encode user controlled inputs, allowing an unauthenticated attacker to non-permanently deface or modify displayed content and/or steal authentication information of the user and/or impersonate the user and access all information with the same rights as the target user, leading to Reflected Cross Site Scripting Vulnerability.

ABAP Server and ABAP Platform (SAP Basis), versions, 7.31, 7.4, 7.5, do not sufficiently encode user-controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability.

Customizing functionality of SAP NetWeaver AS ABAP Platform (fixed in versions from 7.0 to 7.02, from 7.10 to 7.11, 7.30, 7.31, 7.40, from 7.50 to 7.53, from 7.74 to 7.75) does not perform necessary authorization checks for an authenticated user, resulting in escalation of privileges.