CVE-2012-3423
7.5 · HIGHOverview
CVE-2012-3423 is a high-severity vulnerability affecting redhat icedtea-web. It was published on August 7, 2012 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
The IcedTea-Web plugin before 1.2.1 does not properly handle NPVariant NPStrings without NUL terminators, which allows remote attackers to cause a denial of service (crash), obtain sensitive information from memory, or execute arbitrary code via a crafted Java applet.
Remediation
Check the references section for vendor advisories and patches from redhat. Update icedtea-web 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 |
|---|---|---|---|
| redhat | icedtea-web | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2012-3423?
CVE-2012-3423 is a high-severity vulnerability affecting redhat icedtea-web. It was published on August 7, 2012 and has a CVSS 2.0 base score of 7.5 (HIGH).
How severe is CVE-2012-3423?
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-2012-3423?
Check the references section for vendor advisories and patches from redhat. Update icedtea-web 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-2012-3423?
CyberStrike's AI-powered security agents can automatically detect CVE-2012-3423 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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