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How often should host vulnerability automatic fixes be updated?

Host vulnerability automatic fixes should be updated as frequently as possible to minimize security risks, ideally in real-time or at least daily. The update frequency depends on factors like the severity of vulnerabilities, the criticality of the host, and the organization's risk tolerance.

Explanation:

  • Critical vulnerabilities (e.g., zero-days, RCE, privilege escalation) should be patched immediately, often within hours or a day, to prevent exploitation.
  • High-severity vulnerabilities (e.g., remote code execution, SQL injection) should be addressed within 1-3 days.
  • Moderate/Low-severity vulnerabilities can be scheduled for weekly or monthly updates, but regular monitoring is still necessary.

Example:
A web server running an outdated Apache version with a known CVE (e.g., CVE-2023-44487) should have the patch applied within 24-48 hours to prevent potential breaches.

For automated vulnerability management, Tencent Cloud Host Security (CWP) provides real-time vulnerability scanning and automatic patching recommendations. It detects weaknesses in the OS, software, and configurations, then suggests fixes or applies them automatically based on policies. Additionally, Tencent Cloud Security Center offers centralized threat detection and response, ensuring hosts stay updated against emerging risks.

Regular updates (daily or near real-time) are recommended for production environments, while less critical systems may follow a weekly schedule. Always test patches in staging first if automatic updates could impact stability.