Echatserver EChat Server vulnerabilities
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Published CVEs affecting Echatserver EChat Server: 1 record(s), with affected versions 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.