What’s Vulnerable › Vulnerabilities

CVE-2023-34196

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-03 · updated 2026-06-17
• Weakness: CWE-287

Description

In the Keyfactor EJBCA before 8.0.0, the RA web certificate distribution servlet /ejbca/ra/cert allows partial denial of service due to an authentication issue. In configurations using OAuth, disclosure of CA certificates (attributes and public keys) to unauthenticated or less privileged users may occur.

Affected products

• Keyfactor Ejbca: before 8.0.0 — fixed in 8.0.0

How to fix

Upgrade to a fixed version: Keyfactor Ejbca 8.0.0. Check the vendor advisory for mitigations.

References

• https://keyfactor.com
• https://support.keyfactor.com/hc/en-us/articles/16671824556827-EJBCA-Security-Advisory-Partial-denial-of-service-attack-on-certificate-distribution-servlet-ejbca-ra-cert
• https://keyfactor.com
• https://support.keyfactor.com/hc/en-us/articles/16671824556827-EJBCA-Security-Advisory-Partial-denial-of-service-attack-on-certificate-distribution-servlet-ejbca-ra-cert

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