Information disclosure in Apereo Cas
CVE-2023-28857
Apereo CAS is an open source multilingual single sign-on solution for the web. Apereo CAS can be configured to use authentication based on client X509 certificates. These certificates can be provided via TLS handshake or a special HTTP hea…
Vulnerability class: Information Disclosure
EPSS: 0.005 (39.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N.
Affected products
- Apereo Cas — versions >= 6.5.0, < 6.5.9.1, >= 6.6.0, < 6.6.6
- Apereo Central_authentication_service
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2023-28857?
- CVE-2023-28857 is a medium-severity vulnerability in Apereo Cas, classified under Information Disclosure. CVSS score: 4.0/10. Published 2023-06-27.
- How severe is CVE-2023-28857?
- Medium severity. CVSS v3 base score is 4.0 out of 10.