An Overview of Vulnerability Management Lifecycle

Enterprise Security Magazine | Tuesday, January 10, 2023

Organizations may immediately address high-priority concerns while monitoring lower-priority items by assigning a severity-based risk score to each finding.

FREMONT, CA: Cybersecurity and risk reduction require vulnerability management (VM), which addresses a computer network's security vulnerabilities. It involves finding, categorizing, fixing, and mitigating software and hardware vulnerabilities identifying system security vulnerabilities, and classifying them as exploitable or non-exploitable. This classification guides mitigation or patching. Once found, determine which ones relate to the current environment and remediate them. System and network security depend on the VM's lifetime. It can also assess small businesses' cyber theft security. Organizations must prioritize discoveries to start remediation immediately.

Assessment: Vulnerabilities must mitigate during VM lifecycle assessment. It involves assessing software and hardware risks to discover IT infrastructure vulnerabilities. The evaluation must consider internal and external threats and system or network security modifications. Organizations should examine past experiences, compliance requirements, industry best practices, system complexity, and resources. Scan network assets and apps for common vulnerabilities and exposures and analyze new threats from technology or innovation. Automated vulnerability assessments and penetration testing solutions help organizations detect unknown dangers and hazards.

Prioritize: Prioritizing helps maximize resources and effort used in vulnerability management. The process prioritizes the most severe dangers to the organization. This process involves assessing how each vulnerability could affect an asset or system, including service disruption, data loss, financial losses, privacy issues, compliance risks, and reputational damage. When prioritizing vulnerabilities, consider dependencies. When prioritizing vulnerabilities, consider exploitation and mitigation ease. Organizations can prioritize vulnerabilities to focus security resources on the most vulnerable regions.

Act: The most crucial stage of the VM lifecycle is the act. It requires organizations to identify and mitigate vulnerabilities. Organizations should inventory their resources and risks to do this efficiently. It involves assessing threats, risk levels, and control strategies. Risks must mitigate after identification. Examples include patching systems, updating software or hardware, or adopting security procedures. Regular employee training can help staff members handle sensitive data and detect network attacks.

Reassessment: The VM lifecycle's reassessment phase ensures system security and rapid detection of security concerns, and it identifies new ones and reassesses security weaknesses that may get missed previously. Reassessments should examine an organization's risk profile and security posture to find flaws. They should also monitor new threats and technology trends that could open new attack channels or undermine existing solutions. Organizations can keep ahead of threats by reassessing their security posture every few months or more often if needed.

Enhancement: Organizations' security strategies must also include vulnerability management lifecycle improvement. Organizations can reduce cyberattack risks and maintain high digital security by adequately analyzing and evaluating. Businesses evaluate the previous stages and gather data to develop and strengthen their systems. Analyzing existing workflows and processes helps discover vulnerabilities that hostile actors could exploit. All stakeholders should work to improve incident response and security team collaboration. New threats and vulnerabilities need organizations to change their repair processes.