CVE-2025-3845— markparticle WebServer buffer.cpp HasWritten buffer overflow
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I. Basic Information for CVE-2025-3845
Vulnerability Information
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Vulnerability Title
markparticle WebServer buffer.cpp HasWritten buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in markparticle WebServer up to 1.0. It has been declared as critical. Affected by this vulnerability is the function Buffer::HasWritten of the file code/buffer/buffer.cpp. The manipulation of the argument writePos_ leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WebServer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WebServer是MARK个人开发者的一个C++ Linux WebServer服务器。 WebServer 1.0版本存在安全漏洞，该漏洞源于文件code/buffer/buffer.cpp中Buffer::HasWritten函数对writePos_参数的操作导致缓冲区溢出。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| markparticle | WebServer | 1.0 | - |
II. Public POCs for CVE-2025-3845
| # | POC Description | Source Link | Shenlong Link |
|---|
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- Notionexploit
- Submit #556273: markparticle WebServer 1.0 Arbitrary Memory Writingthird-party-advisory
- CVE-2025-3845 markparticle WebServer buffer.cpp HasWritten buffer overflowvdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2025-3845
Same Patch Batch · markparticle · 2025-04-21 · 3 CVEs total
| CVE-2025-3846 | 7.3 HIGH | markparticle WebServer Registration httprequest.cpp sql injection |
| CVE-2025-3847 | 7.3 HIGH | markparticle WebServer Login httprequest.cpp sql injection |
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V. Comments for CVE-2025-3845
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