CVE-2018-6639
CRITICALCVSS 9.8/10EPSS 3.69%
Last modified
CVE-2018-6639 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An out-of-bounds write (Remote Code Execution) issue was discovered in Design Science MathType 6.9c. A size used by memmove is read from the input file. EPSS estimates a 3.69% chance of exploitation in the next 30 days.
Description
An out-of-bounds write (Remote Code Execution) issue was discovered in Design Science MathType 6.9c. A size used by memmove is read from the input file. This is fixed in 6.9d.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wiris | Mathtype | 6.9c |
References
- http://www.dessci.com/en/dl/Product, Vendor Advisory
- https://drive.google.com/open?id=175_n6KhbOUlu9l0ySw-8QYk0oQbAaoZVExploit, Third Party Advisory
- http://www.dessci.com/en/dl/Product, Vendor Advisory
- https://drive.google.com/open?id=175_n6KhbOUlu9l0ySw-8QYk0oQbAaoZVExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-6639?
An out-of-bounds write (Remote Code Execution) issue was discovered in Design Science MathType 6.9c. A size used by memmove is read from the input file. This is fixed in 6.9d.
How severe is CVE-2018-6639?
CVE-2018-6639 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.69% probability of exploitation in the next 30 days.
How do I fix CVE-2018-6639?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2018-6639?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST