CVE-2021-20576
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I. Basic Information for CVE-2021-20576
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
IBM Security Verify Access 20.07 could allow a remote attacker to send a specially crafted HTTP GET request that could cause the application to crash.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
IBM Application Gateway 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Application Gateway是美国IBM公司的一个应用网关。提供了一个容器化的安全 Web 反向代理，该代理旨在位于您的应用程序之前，为您的应用程序无缝添加身份验证和授权保护。 IBM Application Gateway 存在安全漏洞，远程攻击者可以利用该漏洞发送一个特殊的HTTP GET请求，这可能导致应用程序崩溃。
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 |
|---|---|---|---|---|
| IBM | Security Verify Access | 20.07 | - |
II. Public POCs for CVE-2021-20576
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.ibm.com/support/pages/node/6457315x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-20576
Same Patch Batch · IBM · 2021-05-31 · 14 CVEs total
| CVE-2020-4561 | IBM Cognos Analytics 授权问题漏洞 | |
| CVE-2020-4520 | IBM Cognos Analytics 跨站脚本漏洞 | |
| CVE-2020-4300 | IBM Cognos Analytics 代码问题漏洞 | |
| CVE-2020-4354 | IBM Cognos Analytics 跨站脚本漏洞 | |
| CVE-2019-4730 | IBM Cognos Analytics 代码问题漏洞 | |
| CVE-2019-4723 | IBM Cognos Analytics 授权问题漏洞 | |
| CVE-2019-4724 | IBM Cognos Analytics 授权问题漏洞 | |
| CVE-2019-4722 | IBM Cognos Analytics 信息泄露漏洞 | |
| CVE-2019-4653 | IBM Cognos Analytics 跨站脚本漏洞 | |
| CVE-2019-4471 | IBM Cognos Analytics 信息泄露漏洞 | |
| CVE-2021-29665 | IBM Application Gateway 缓冲区错误漏洞 | |
| CVE-2021-20585 | IBM Security Verify Access 信息泄露漏洞 | |
| CVE-2021-20575 | IBM Application Gateway 安全漏洞 |
IV. Related Vulnerabilities
Same product: Security Verify Access
- CVE-2025-36087
IBM Security Verify Access hard coded credentials - CVE-2025-0163
IBM Security Verify Access information disclosure - CVE-2025-0161
IBM Security Verify Access Appliance code injection - CVE-2024-45647
IBM Security Verify Access unverified password change - CVE-2024-49804
IBM Security Verify Access Appliance privilege escalation
Same vendor: IBM
- CVE-2026-1577
IBM® Db2® is vulnerable to a denial of service with a specia - CVE-2025-36122
IBM® Db2® is vulnerable to a denial of service with a specia - CVE-2025-14688
IBM® Db2® is vulnerable to a denial of service when fetching - CVE-2026-2311
IBM i is affected by a privilege escalation vulnerability in - CVE-2025-36180
Inadequate Pod Communication Restrictions, affects watsonx.d
V. Comments for CVE-2021-20576
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