What’s Vulnerable › Vulnerabilities

CVE-2018-6638

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-02-28 · updated 2026-06-17
• Weakness: CWE-787

Description

A stack-based buffer overflow (Remote Code Execution) issue was discovered in Design Science MathType 6.9c. This occurs in a function call in which the first argument is a corrupted offset value and the second argument is a stack buffer. This is fixed in 6.9d.

Affected products

• Wiris Mathtype: 6.9c

References

• http://www.dessci.com/en/dl/
• https://drive.google.com/open?id=1V-AA1InXBPhgJviabilttkaP4DYay9f6
• http://www.dessci.com/en/dl/
• https://drive.google.com/open?id=1V-AA1InXBPhgJviabilttkaP4DYay9f6

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