CVE-2019-25613

HIGH

Easy Chat Server 3.1 Denial of Service via message Parameter

Title source: cna

Description

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.

Exploits (1)

exploitdb WORKING POC

by Miguel Mendez Z · pythondoswindows

https://www.exploit-db.com/exploits/46806

View Code ZIP pw:eip

References (4)

[Exploit] https://www.exploit-db.com/exploits/46806

[Product] http://www.echatserver.com

[Product] http://www.echatserver.com/ecssetup.exe

[Third Party Advisory] https://www.vulncheck.com/advisories/easy-chat-server-denial-of-service-via-message-parameter

Scores

CVSS v3 7.5

EPSS 0.0027

EPSS Percentile 50.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-940

Status published

Products (2)

Echatserver/Easy Chat 3.1

echatserver/easy_chat_server 3.1

Published Mar 22, 2026

Tracked Since Mar 22, 2026