Stack-based buffer overflow in Delta Electronics, Inc. products - CVE-2018-10594

Vulnerability details

The vulnerability allows a remote attacker to cause DoS condition or execute arbitrary code on the target system.

The vulnerability exists due to stack-based buffer overflow when the application utilizes a fixed-length stack buffer where an unverified length value can be read from the network packets via a specific network port. A remote unauthenticated attacker can trigger memory corruption and cause the service to crash or execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Affected software

How to mitigate CVE-2018-10594

Links to Public Exploits and PoC-codes

• Exploit #6401 - Delta Industrial Automation COMMGR 1.08 - Stack Buffer Overflow (PoC) (June 17, 2021)
• Exploit #1516 - Delta Electronics Delta Industrial Automation COMMGR 1.08 Stack Buffer Overflow (March 18, 2020)

External References

• https://ics-cert.us-cert.gov/advisories/ICSA-18-172-01

Related Security Bulletins

• Remote code execution in Delta Electronics Delta Industrial Automation COMMGR