CVE-2006-0459
7.5 · HIGHOverview
CVE-2006-0459 is a high-severity vulnerability affecting westes flex. It was published on March 29, 2006 and has a CVSS 2.0 base score of 7.5 (HIGH).
This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
flex.skl in Will Estes and John Millaway Fast Lexical Analyzer Generator (flex) before 2.5.33 does not allocate enough memory for grammars containing (1) REJECT statements or (2) trailing context rules, which causes flex to generate code that contains a buffer overflow that might allow context-dependent attackers to execute arbitrary code.
Remediation
Check the references section for vendor advisories and patches from westes. Update flex 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 |
|---|---|---|---|
| westes | flex | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2006-0459?
CVE-2006-0459 is a high-severity vulnerability affecting westes flex. It was published on March 29, 2006 and has a CVSS 2.0 base score of 7.5 (HIGH).
How severe is CVE-2006-0459?
This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2006-0459?
Check the references section for vendor advisories and patches from westes. Update flex 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-2006-0459?
CyberStrike's AI-powered security agents can automatically detect CVE-2006-0459 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.
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