CVE-2016-4296
7.8 · HIGHOverview
CVE-2016-4296 is a high-severity vulnerability affecting hancom hancom_office_2014. It was published on January 6, 2017 and has a CVSS 3.0 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.0 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
When opening a Hangul Hcell Document (.cell) and processing a record that uses the CSSValFormat object, Hancom Office 2014 will search for an underscore ("_") character at the end of the string and write a null terminator after it. If the character is at the very end of the string, the application will mistakenly write the null-byte outside the bounds of its destination. This can result in heap corruption that can lead code execution under the context of the application
Remediation
Check the references section for vendor advisories and patches from hancom. Update hancom_office_2014 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 |
|---|---|---|---|
| hancom | hancom_office_2014 | 0 | Affected |
Frequently Asked Questions
What is CVE-2016-4296?
CVE-2016-4296 is a high-severity vulnerability affecting hancom hancom_office_2014. It was published on January 6, 2017 and has a CVSS 3.0 base score of 7.8 (HIGH).
How severe is CVE-2016-4296?
This vulnerability has a CVSS 3.0 base score of 7.8, rated HIGH. 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-2016-4296?
Check the references section for vendor advisories and patches from hancom. Update hancom_office_2014 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-2016-4296?
CyberStrike's AI-powered security agents can automatically detect CVE-2016-4296 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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