Echatserver vulnerabilities
Published CVEs affecting Echatserver products: 2 record(s), with severity, exploitation and fixes.
CVE-2018-25221
Critical · 9.8
CWE-787 Mar 28, 2026
EChat Server 3.1 Buffer Overflow via chat.ghp username Parameter
EChat Server 3.1 contains a buffer overflow vulnerability in the chat.ghp endpoint that allows remote attackers to execute arbitrary code by supplying an oversized username parameter. Attackers can send a GET request to chat.ghp with a malicious username value containing shellcode and ROP gadgets to achieve code execution in the application context.
CVE-2019-25613
High · 7.5
CWE-940 Mar 22, 2026
Easy Chat Server 3.1 Denial of Service via message Parameter
Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application by sending oversized data in the message parameter. Attackers can establish a session via the chat.ghp endpoint and then send a POST request to body2.ghp with an excessively large message parameter value to cause the service to crash.