VIPA Automation WinPLC7 recv Stack-based Buffer Overflow Remote Code Execution VulnerabilityZDI-17-112: February 28th, 2017
VIPA Automation WinPLC7
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of VIPA Automation WinPLC7. Authentication is not required to exploit this vulnerability.
The specific flaw exists within processing of TCP packets. The software fails to validate the length field within the packet before copying it to a stack buffer. An attacker can leverage this vulnerability to execute code in the context of the process.
Vendor ResponseVIPA has issued an update to correct this vulnerability. More details can be found at:
2016-04-28 - Vulnerability reported to vendor
2017-02-28 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
Ariele Caltabiano (kimiya)