CVE-2023-28763— Denial of Service in SAP NetWeaver AS for ABAP and ABAP Platform
Quick assessment
Affected
SAP NetWeaver AS for ABAP and ABAP Platform
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
SAP NetWeaver AS是德国思爱普（SAP）公司的一款SAP网络应用服务器。它不仅能提供网络服务，且还是SAP软件的基本平台。 SAP NetWeaver AS for ABAP and ABAP Platform 740、750、751、752、753、754、755、756、757、791版本存在资源管理错误漏洞，该漏洞源于允许经过身份验证的攻击者作为非管理用户使用某些参数制作请求，这些参数可以消耗 服务器的资源。
Possible ATT&CK Techniques 1 AI
T1496 · Resource Hijacking
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I. Basic Information for CVE-2023-28763
Vulnerability Information
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Vulnerability Title
Denial of Service in SAP NetWeaver AS for ABAP and ABAP Platform
Source: CVE Program / CVE List V5
Vulnerability Description
SAP NetWeaver AS for ABAP and ABAP Platform - versions 740, 750, 751, 752, 753, 754, 755, 756, 757, 791, allows an attacker authenticated as a non-administrative user to craft a request with certain parameters which can consume the server's resources sufficiently to make it unavailable over the network without any user interaction.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
SAP NetWeaver AS 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver AS是德国思爱普（SAP）公司的一款SAP网络应用服务器。它不仅能提供网络服务，且还是SAP软件的基本平台。 SAP NetWeaver AS for ABAP and ABAP Platform 740、750、751、752、753、754、755、756、757、791版本存在资源管理错误漏洞，该漏洞源于允许经过身份验证的攻击者作为非管理用户使用某些参数制作请求，这些参数可以消耗 服务器的资源。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| SAP | NetWeaver AS for ABAP and ABAP Platform | 740 | - |
|
II. Public POCs for CVE-2023-28763
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-28763 (1)
Same Patch Batch · SAP · 2023-04-11 · 18 CVEs total
| CVE-2023-27497 | 10.0 CRITICAL | Multiple vulnerabilities in SAP Diagnostics Agent (EventLogServiceCollector) |
| CVE-2023-28765 | 9.8 CRITICAL | Information Disclosure vulnerability in SAP BusinessObjects Business Intelligence Platform |
| CVE-2023-27267 | 9.0 CRITICAL | Multiple vulnerabilities in SAP Diagnostics Agent (OSCommand Bridge) |
| CVE-2023-29186 | 8.7 HIGH | Directory/Path Traversal vulnerability in SAP NetWeaver. |
| CVE-2023-26458 | 6.8 MEDIUM | Information Disclosure vulnerability in SAP Landscape Management |
| CVE-2023-29187 | 6.7 MEDIUM | DLL Hijacking vulnerability in SapSetup (Software Installation Program) |
| CVE-2023-28761 | 6.5 MEDIUM | Missing Authentication check in SAP NetWeaver Enterprise Portal |
| CVE-2023-27897 | 6.0 MEDIUM | Code Injection vulnerability in SAP CRM |
| CVE-2023-29189 | 5.4 MEDIUM | HTTP Verb Tampering vulnerability in SAP CRM (WebClient UI) |
| CVE-2023-29185 | 5.3 MEDIUM | Denial of Service (DOS) in SAP NetWeaver AS for ABAP (Business Server Pages) |
| CVE-2023-24527 | 5.3 MEDIUM | Improper Access Control in SAP NetWeaver AS Java for Deploy Service |
| CVE-2023-29108 | 5.0 MEDIUM | IP filter vulnerability in ABAP Platform and SAP Web Dispatcher |
| CVE-2023-29109 | 4.4 MEDIUM | Code Injection vulnerability in SAP Application Interface Framework (Message Dashboard) |
| CVE-2023-1903 | 4.3 MEDIUM | Missing Authorization check in SAP HCM Fiori App My Forms (Fiori 2.0) |
| CVE-2023-29110 | 3.7 LOW | Code Injection vulnerability in SAP Application Interface Framework (Message Dashboard) |
| CVE-2023-29112 | 3.7 LOW | Code Injection vulnerability in SAP Application Interface Framework (Message Monitoring) |
| CVE-2023-29111 | 3.1 LOW | Information Disclosure vulnerability in SAP Application Interface Framework (ODATA service |
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V. Comments for CVE-2023-28763
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