CVE-2025-42978— Insufficiently Secure Hostname Verification for Outbound TLS Connections in SAP NetWeaver Application Server Java
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I. Basic Information for CVE-2025-42978
Vulnerability Information
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Vulnerability Title
Insufficiently Secure Hostname Verification for Outbound TLS Connections in SAP NetWeaver Application Server Java
Source: NVD (National Vulnerability Database)
Vulnerability Description
The widely used component that establishes outbound TLS connections in SAP NetWeaver Application Server Java does not reliably match the hostname that is used for the connection against the wildcard hostname defined in the received certificate of remote TLS server. This might lead to the outbound connection being established to a possibly malicious remote TLS server and hence disclose information. Integrity and Availability are not impacted.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
通信信道源的不正确验证
Source: NVD (National Vulnerability Database)
Vulnerability Title
SAP NetWeaver Application Server Java 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Application Server Java是德国思爱普（SAP）公司的一款提供了Java运行环境的应用程序服务器。该产品主要用于开发和运行Java EE应用程序。 SAP NetWeaver Application Server Java存在安全漏洞，该漏洞源于TLS连接主机名匹配不可靠，可能导致信息泄露。
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_SE | SAP NetWeaver Application Server Java | ENGINEAPI 7.50 | - |
II. Public POCs for CVE-2025-42978
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · SAP_SE · 2025-07-08 · 27 CVEs total
| CVE-2025-42967 | 9.9 CRITICAL | Code Injection vulnerability in SAP S/4HANA and SAP SCM (Characteristic Propagation) |
| CVE-2025-42963 | 9.1 CRITICAL | Insecure Deserialization in SAP NetWeaver Application Server for Java (Log Viewer ) |
| CVE-2025-42980 | 9.1 CRITICAL | Insecure Deserialization in SAP NetWeaver Enterprise Portal Federated Portal Network |
| CVE-2025-42964 | 9.1 CRITICAL | Insecure Deserialization in SAP NetWeaver Enterprise Portal Administration |
| CVE-2025-42966 | 9.1 CRITICAL | Insecure Deserialization vulnerability in SAP NetWeaver (XML Data Archiving Service) |
| CVE-2025-42953 | 8.1 HIGH | Missing Authorization check in SAP NetWeaver Application Server for ABAP |
| CVE-2025-42959 | 8.1 HIGH | Missing Authentication check after implementation of SAP Security Note 3007182 and 3537476 |
| CVE-2025-42952 | 7.7 HIGH | Missing Authorization check in SAP Business Warehouse and SAP Plug-In Basis |
| CVE-2025-42992 | 6.9 MEDIUM | Multiple Privilege Escalation Vulnerabilities in SAPCAR |
| CVE-2025-43001 | 6.9 MEDIUM | Multiple Privilege Escalation Vulnerabilities in SAPCAR |
| CVE-2025-42969 | 6.1 MEDIUM | Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP and ABAP |
| CVE-2025-42985 | 6.1 MEDIUM | Open Redirect vulnerability in SAP BusinessObjects Content Administrator workbench |
| CVE-2025-42962 | 6.1 MEDIUM | Cross-Site Scripting (XSS) vulnerability in SAP Business Warehouse (Business Explorer Web |
| CVE-2025-42981 | 6.1 MEDIUM | Multiple vulnerabilities in SAP NetWeaver Application Server ABAP |
| CVE-2025-42970 | 5.8 MEDIUM | Directory Traversal vulnerability in SAPCAR |
| CVE-2025-42979 | 5.6 MEDIUM | Insecure Key & Secret Management vulnerability in SAP GUI for Windows |
| CVE-2025-42973 | 5.4 MEDIUM | Cross-Site Scripting (XSS) vulnerability in SAP Data Services (DQ Report) |
| CVE-2025-42968 | 5.0 MEDIUM | Missing Authorization check in SAP NetWeaver (RFC enabled function module) |
| CVE-2025-42961 | 4.9 MEDIUM | Missing Authorization check in SAP NetWeaver Application Server for ABAP |
| CVE-2025-42974 | 4.3 MEDIUM | Missing Authorization Check in SAP NetWeaver and ABAP Platform (SDCCN) |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: SAP NetWeaver Application Server Java
- CVE-2026-23686
CRLF Injection vulnerability in SAP NetWeaver Application Se - CVE-2025-42919
Information Disclosure vulnerability in SAP NetWeaver Applic - CVE-2025-42926
Missing Authentication check in SAP NetWeaver Application Se - CVE-2025-27431
Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Ap - CVE-2025-24869
Information Disclosure vulnerability in SAP NetWeaver Applic
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Information Disclosure Vulnerability in SAP HANA Cockpit and - CVE-2026-34261
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Open Redirect vulnerability in SAP NetWeaver Application Ser - CVE-2026-34256
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V. Comments for CVE-2025-42978
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