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I. Basic Information for CVE-2023-4612
Vulnerability Information

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Vulnerability Title
MFA bypass in Apereo CAS
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper Authentication vulnerability in Apereo CAS in jakarta.servlet.http.HttpServletRequest.getRemoteAddr method allows Multi-Factor Authentication bypass.This issue affects CAS: through 7.0.0-RC7. It is unknown whether in new versions the issue will be fixed. For the date of publication there is no patch, and the vendor does not treat it as a vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用假设不可变数据进行的认证绕过
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apereo CAS 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apereo CAS是一套基于Web的企业多语言单点登录解决方案。 Apereo CAS 7.0.0-RC7及之前版本存在安全漏洞,该漏洞源于jakarta.servlet.http.HttpServletRequest.getRemoteAddr 方法中允许绕过多重身份验证。
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
VendorProductAffected VersionsCPESubscribe
Apereo FoundationCAS 0 ~ 7.0.0-RC7 -
II. Public POCs for CVE-2023-4612
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III. Intelligence Information for CVE-2023-4612
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