CVE-2018-6641

moderate-risk
Published 2018-02-28

An Arbitrary Free (Remote Code Execution) issue was discovered in Design Science MathType 6.9c. Crafted input can overwrite a structure, leading to a function call with an invalid parameter, and a subsequent free of important data such as a function pointer or list pointer. This is fixed in 6.9d.

Do I need to act?

~
4.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Mathtype

Affected Vendors

Wiris

References (4)

Product http://www.dessci.com/en/dl/
Exploit https://drive.google.com/open?id=1qrHKzDA1daHh0mM2T8FRybL8we-mHRW9
Product http://www.dessci.com/en/dl/
Exploit https://drive.google.com/open?id=1qrHKzDA1daHh0mM2T8FRybL8we-mHRW9
45
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 8/34 · Low
Exposure 5/34 · Minimal