Vulnerabilities > CVE-2017-9544 - Out-of-bounds Write vulnerability in Echatserver Easy Chat Server

047910
CVSS 9.8 - CRITICAL
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
HIGH
Integrity impact
HIGH
Availability impact
HIGH
network
low complexity
echatserver
CWE-787
critical
exploit available

Summary

There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code.

Common Weakness Enumeration (CWE)

Exploit-Db

idEDB-ID:42155