CVE-2018-19974
5.5 · MEDIUMOverview
CVE-2018-19974 is a medium-severity vulnerability affecting virustotal yara. It was published on December 17, 2018 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
In YARA 3.8.1, bytecode in a specially crafted compiled rule can read uninitialized data from VM scratch memory in libyara/exec.c. This can allow attackers to discover addresses in the real stack (not the YARA virtual stack).
Remediation
Check the references section for vendor advisories and patches from virustotal. Update yara to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2018-19974?
CVE-2018-19974 is a medium-severity vulnerability affecting virustotal yara. It was published on December 17, 2018 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
How severe is CVE-2018-19974?
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-19974?
Check the references section for vendor advisories and patches from virustotal. Update yara to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-19974?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-19974 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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