CVE-2025-3845
markparticle WebServer buffer.cpp HasWritten buffer overflow
- State
- Published
- Severity
- 6.9 Medium
- Published
- Apr 21, 2025
- Updated
- Apr 22, 2025
- Reserved
- Apr 21, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
WebServermarkparticle |
|
References
- VDB-305773 | markparticle WebServer buffer.cpp HasWritten buffer overflowvdb-entrytechnical-description
- VDB-305773 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #556273 | markparticle WebServer 1.0 Arbitrary Memory Writingthird-party-advisory
- https://magnificent-dill-351.notion.site/Arbitrary-Memory-Writing-in-WebServer-1-0-1d1c693918ed80889711ebd44f7f9a31exploit
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