CVSS 3.1 Score 5.9 of 10 (medium)


Published Oct 26, 2023
Updated: Feb 15, 2024
CWE ID 295


CVE-2023-31421 is a vulnerability that affects Beats, Elastic Agent, APM Server, and Fleet Server when acting as TLS clients. These products do not verify whether the server certificate is valid for the target IP address. This means that when the client is configured to connect to an IP address instead of a hostname, it does not validate the server certificate's IP SAN values against that IP address, leading to failed certificate validation. The potential danger of this vulnerability is high confidentiality impact for organizations. To remediate this vulnerability, organizations should ensure that their affected products are updated with the latest patches or versions provided by the vendor.

Explore Beyond the CVE Basics with Recorded Future's Vulnerability Intelligence

Note: This is just a basic overview providing quick insights into CVE-2023-31421 information. Gain full access to comprehensive CVE data, risk scores, prioritization, and mitigation data through Recorded Future's Vulnerability Intelligence:
  • Prioritize with Risk-Based Scoring
  • Explore the Extensive Vulnerability Database
  • Receive Early Alerts on Emerging CVEs
  • Focus on Critical Exploitable Vulnerabilities
  • Streamline Remediation with Integration Options