CVE-2023-40545— PingFederate OAuth client_secret_jwt Authentication Bypass
Quick assessment
Affected
Ping Identity PingFederate
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.
Ping Identity PingFederate是美国的一个基于软件的旗舰联合服务器。用于身份管理。 Ping Identity PingFederate 11.3版本存在安全漏洞，该漏洞源于身份验证会被绕过。
Possible ATT&CK Techniques 1 AI
T1078.004 · Cloud Accounts
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I. Basic Information for CVE-2023-40545
Vulnerability Information
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Vulnerability Title
PingFederate OAuth client_secret_jwt Authentication Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
Authentication bypass when an OAuth2 Client is using client_secret_jwt as its authentication method on affected 11.3 versions via specially crafted requests.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Ping Identity PingFederate 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ping Identity PingFederate是美国的一个基于软件的旗舰联合服务器。用于身份管理。 Ping Identity PingFederate 11.3版本存在安全漏洞，该漏洞源于身份验证会被绕过。
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 |
|---|---|---|---|---|
| Ping Identity | PingFederate | 11.3.0 ~ 11.3.2 | - |
|
II. Public POCs for CVE-2023-40545
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Pages for CVE-2023-40545 (1)
Other References for CVE-2023-40545 (2)
IV. Related Vulnerabilities
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CVE-2025-32736
PingFederate Administrative Console CSRF weaknesses -
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Same weakness: CWE-306
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V. Comments for CVE-2023-40545
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