CVE-2020-4421
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I. Basic Information for CVE-2020-4421
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
IBM WebSphere Application Liberty 19.0.0.5 through 20.0.0.4 could allow an authenticated user using openidconnect to spoof another users identify. IBM X-Force ID: 180084.
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 WebSphere Application Server Liberty 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM WebSphere Application Server Liberty是美国IBM公司的一款构建于Open Liberty项目之上的Java应用程序服务器。 IBM WebSphere Application Server Liberty 19.0.0.5版本至20.0.0.4版本中存在安全漏洞。攻击者可利用该漏洞伪造其他用户身份。
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 | WebSphere Application Server Liberty | 20.0.0.4 | - |
II. Public POCs for CVE-2020-4421
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.ibm.com/support/pages/node/6205926x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2020-4421
Same Patch Batch · IBM · 2020-05-06 · 4 CVEs total
| CVE-2019-4266 | IBM Maximo Anywhere 安全漏洞 | |
| CVE-2020-4384 | IBM InfoSphere QualityStage 跨站脚本漏洞 | |
| CVE-2020-4446 | IBM Business Process Manager和Business Automation Workflow 安全漏洞 |
IV. Related Vulnerabilities
Same product: WebSphere Application Server Liberty
- CVE-2026-1561
IBM WebSphere Application Server Liberty Server-Side Reques - CVE-2025-14914
IBM WebSphere Application Server Liberty Path Traversal - CVE-2025-36047
IBM WebSphere Application Server Liberty denial of service - CVE-2025-36000
IBM WebSphere Application Server Liberty cross-site scriptin - CVE-2025-36124
IBM WebSphere Application Server Liberty bypass security
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-2020-4421
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