Ever wondered what VEX really is and why it's crucial for your software supply chain? You're not alone.
VEX, or Vulnerability Exploitability eXchange, sounds complex, but with the right tools, it's surprisingly straightforward.
This blog post dives into what VEX is, how you can integrate it into your software bill of materials (SBOMs), and the different annotations you can utilize to bolster your cybersecurity efforts.
What is VEX?
VEX provides critical context about the vulnerabilities in your software components listed in a SBOM. It essentially tells you whether a vulnerability in an SBOM is exploitable, reachable, or how the provider of this SBOM plans to address the vulnerability.
This helps prioritize risk mitigation efforts where they are truly needed, guide vendor negotiations, and speed up customer response time.
This means not all alerts demand immediate panic — a relief for developers and security teams alike.
The value of VEX
The primary value of incorporating VEX into your SBOMs lies in its ability to streamline vulnerability management:
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Efficiency in security operations: By identifying which vulnerabilities are not exploitable, teams can allocate resources more efficiently, ignoring irrelevant alerts.
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Enhanced risk management: VEX helps organizations understand the real-world implications of vulnerabilities, allowing for more informed decision-making and improved protective measures.
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Compliance and reporting: Many regulatory frameworks recommend or require detailed vulnerability management strategies; VEX annotations help meet these requirements by providing clear records of exploitability assessments.
VEX best practices
Integrating VEX into your SBOMs allows you to tailor security measures more accurately according to the actual risk posed by reported vulnerabilities.
Here's how you can implement VEX effectively:
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Choose the right tool: Begin by ensuring your SBOM tool supports VEX. Tools like Sonatype SBOM Manager are designed to allow you to create your own VEX annotation and easily view VEX information in third-party SBOMs.
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Annotation process: When generating an SBOM, annotate each component with VEX information, explaining the specific level of exploitability of associated vulnerabilities.
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Regular updates: Keep your VEX annotations up-to-date with the latest vulnerability intelligence to ensure ongoing accuracy in risk assessment.
VEX in action
Using Sonatype SBOM Manager, you can transform your approach to security.
Here's how it works:
VEX doesn't have to be vexing. With SBOM Manager, you get all the context you need to make the right decision.
