Today CISA published its guide on Stakeholder-Specific Vulnerability Categorization (SSVC), a vulnerability management methodology that assesses vulnerabilities and prioritizes remediation efforts based on exploitation status, impacts to safety, and prevalence of the affected product in a singular system.
As stated in Executive Assistant Director (EAD) Eric Goldstein’s blog post Transforming the Vulnerability Management Landscape, implementing a methodology, such as SSVC, is a critical step to advancing the vulnerability management ecosystem. Additionally, the blog details advances—including
CISA’s Known Exploited Vulnerabilities (KEV) catalog, Common Security Advisory Framework (CSAF) machine-readable security advisories, and the Vulnerability Exploitability eXchange (VEX)—that, used in conjunction with SSVC, will reduce the window cyber threat actors have to exploit networks.
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Source: U.S. Cybersecurity and Infrastructure Security Agency