Revoked SSL Certificate Scanner

Detecting and managing revoked SSL certificates is crucial for maintaining secure digital environments. Revoked SSL certificates might be used in a variety of web-based applications and services. The scanner can be utilized by IT security professionals and system administrators to ensure safe and trusted communications. The main objective is to prevent unauthorized data interception and man-in-the-middle attacks that can occur with invalid certificates. Organizations may use such detection tools to regularly check their assets and maintain trustworthiness and service reliability across their network. This scanner helps to efficiently identify any revoked certificates associated with their digital infrastructure.

The detected vulnerability concerns SSL certificates that have been revoked prior to their expiry date. Certificates may be revoked for reasons such as key compromise or changes in ownership of the domain for which the certificate was issued. Revocation is an important part of maintaining a secure network, as it prevents the continued use of compromised certificates. The scanner searches for evidence that an SSL certificate has been revoked, which can signal unauthorized access or security flaws. Understanding the reason for revocation can guide the necessary actions to mitigate risks.

The scanner focuses on identifying the SSL endpoints where certificates have been marked as revoked. It checks for the status of certificates across various digital assets within an organization's domain. When a certificate revocation status is true, it suggests that the server using this certificate is susceptible to attacks due to its compromised security state. Technical analysis might involve querying Certificate Revocation Lists (CRL) or Online Certificate Status Protocol (OCSP) services. Ensuring the scanner is up to date with the latest reference links and security updates improves its detection accuracy.

When SSL certificates are revoked, users can face significant trust issues, including potential data breaches, unauthorized access, and interception of sensitive information. Entities relying on these certificates could suffer reputational damage if they remain undiscovered and unaddressed. Utilization of invalid certificates can lead to unsuccessful connection attempts, resulting in service downtime and lost business opportunities. Mitigating these effects involves timely addressing revocation alerts and revamping the affected security protocols. Regular scanning mitigates long-term consequences by preemptively addressing any issues arising from active revoked certificates.

REFERENCES

• https://www.invicti.com/web-vulnerability-scanner/vulnerabilities/revoked-ssl-certificate/
• https://www.tenable.com/plugins/nnm/5837