ZDI-22-1454: (Pwn2Own) Kepware KEPServerEX Heap-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Kepware KEPServerEX. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of text encoding conversions. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-22-1454?
The severity of ZDI-22-1454 is critical due to potential for remote code execution.
How do I fix ZDI-22-1454?
To fix ZDI-22-1454, update to the latest version of Kepware KEPServerEX as recommended by the vendor.
Who is affected by ZDI-22-1454?
Organizations using affected installations of Kepware KEPServerEX are at risk from ZDI-22-1454.
Can ZDI-22-1454 be exploited without authentication?
Yes, ZDI-22-1454 can be exploited without authentication by remote attackers.
What type of attacks can ZDI-22-1454 facilitate?
ZDI-22-1454 can facilitate arbitrary code execution attacks by exploiting vulnerabilities in text encoding conversions.