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CVE-2021-21492

Quick assessment

Affected
SAP SE SAP NetWeaver AS for JAVA (HTTP Service)
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 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

AI Predicted 5.3 Difficulty: Easy EPSS 0.56% · P45
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I. Basic Information for CVE-2021-21492

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用欺骗进行的认证绕过
Source: CVE Program / CVE List V5
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

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III. Intelligence Information for CVE-2021-21492

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Other References for CVE-2021-21492 (2)

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 product: SAP NetWeaver AS for JAVA (HTTP Service)
Same vendor: SAP SE
Same weakness: CWE-290

V. Comments for CVE-2021-21492

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