CVE-2021-21492
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I. Basic Information for CVE-2021-21492
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Application Server Java(HTTP Service), versions - 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, does not sufficiently validate logon group in URLs, resulting in a content spoofing vulnerability when directory listing is enabled.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用欺骗进行的认证绕过
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，该漏洞源于没有充分验证url中的登录组，导致在启用目录列表时存在内容欺骗。以下产品及版本受到影响：SAP NetWeaver Application Server Java(HTTP Service) - 7.10, 7.1
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 AS for JAVA (HTTP Service) | < 7.10 | - |
II. Public POCs for CVE-2021-21492
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://launchpad.support.sap.com/#/notes/3025637x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-21492
Same Patch Batch · SAP SE · 2021-04-13 · 11 CVEs total
| CVE-2021-27598 | SAP Netweaver 访问控制错误漏洞 | |
| CVE-2021-21483 | SAP Solution Manager 信息泄露漏洞 | |
| CVE-2021-21482 | SAP NetWeaver Master Data Management 信息泄露漏洞 | |
| CVE-2021-27603 | SAP NetWeaver AS ABAP Business Server 安全漏洞 | |
| CVE-2021-27602 | SAP Commerce 代码注入漏洞 | |
| CVE-2021-27600 | SAP Manufacturing Execution 跨站脚本漏洞 | |
| CVE-2021-27601 | SAP Netweaver 跨站脚本漏洞 | |
| CVE-2021-27605 | SAP HCM Travel Management 安全漏洞 | |
| CVE-2021-21485 | SAP NetWeaver Application Server 信息泄露漏洞 | |
| CVE-2021-27609 | SAP Focused Run 安全漏洞 |
IV. Related Vulnerabilities
Same vendor: SAP SE
- CVE-2025-42956
Multiple vulnerabilities in SAP NetWeaver Application Server - CVE-2023-36920
Clickjacking vulnerability in SAP Enable Now - CVE-2023-40307
Privileges Memory Corruption (Out-of-bound write) - CVE-2023-40306
URL Redirection vulnerability in SAP S/4HANA (Manage Catalog - CVE-2022-41211
SAP 3D Visual Enterprise Viewer和SAP 3D Visual Enterprise Aut
Same weakness: CWE-290
- CVE-2021-47923
OpenCart 3.0.3.8 Session Fixation via OCSESSID Cookie - CVE-2026-42354
Sentry: Improper authentication on SAML SSO process allows u - CVE-2026-44118
OpenClaw < 2026.4.22 - Owner Context Spoofing via Bearer Tok - CVE-2026-39858
Traefik: Forwarded alias spoofing top pre-auth decision bypa - CVE-2018-25317
Tenda W3002R/A302/W309R V5.07.64_en Cookie Session Weakness
V. Comments for CVE-2021-21492
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