CVE-2018-6639 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Wiris	Mathtype	6.9c

Related Weaknesses (CWE)

CWE-787

References

http://www.dessci.com/en/dl/ProductVendor Advisory
https://drive.google.com/open?id=175_n6KhbOUlu9l0ySw-8QYk0oQbAaoZVExploitThird Party Advisory
http://www.dessci.com/en/dl/ProductVendor Advisory
https://drive.google.com/open?id=175_n6KhbOUlu9l0ySw-8QYk0oQbAaoZVExploitThird Party Advisory

FAQ

What is CVE-2018-6639?

CVE-2018-6639 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-6639?

Check the references section above for vendor advisories and patch information. Affected products include: Wiris Mathtype.