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I. Basic Information for CVE-2023-4494
Vulnerability Information

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Vulnerability Title
Easy Chat Server Stack-based buffer overflow vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Stack-based buffer overflow vulnerability in Easy Chat Server 3.1 version. An attacker could send an excessively long username string to the register.ghp file asking for the name via a GET request resulting in arbitrary code execution on the remote machine.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Chat Server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Chat Server是ramank775个人开发者的基于微服务架构的聊天服务器,支持高可用、高吞吐、横向扩展。 Easy Chat Server 3.1版本存在缓冲区错误漏洞,该漏洞源于存在缓冲区溢出漏洞。攻击者可利用该漏洞通过GET请求向register.ghp文件发送字符串执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
EFS SoftwareEasy Chat Server 0 ~ 3.1 -
II. Public POCs for CVE-2023-4494
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III. Intelligence Information for CVE-2023-4494
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