Threat Encyclopedia

Eaton.HMiSoft.VU3.wTextLen.Stack.Buffer.Overflow

description-logoDescription

This indicates an attack attempt to exploit a Stack Buffer Overflow Vulnerability in Eaton HmiSoft VU3.
The vulnerability is due to improper handling of the wTextLen element in VU3 files. A remote attacker can exploit this vulnerability by enticing a target user into opening a crafted VU3 file. Successful exploitation could result in the execution of arbitrary code under the security context of the user running HMiSoft.

affected-products-logoAffected Products

Eaton HmiSoft VU3 3.00.23 and prior

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

recomended-action-logoRecommended Actions

Apply the most recent upgrade or patch from the vendor.
https://www.us-cert.gov/ics/advisories/icsa-20-105-01

CVE References

CVE-2020-10639

Other References

ICSA-20-105-01