CVE-2025-3845CWE-119CWE-120

markparticle WebServer buffer.cpp HasWritten buffer overflow

Medium · published April 21, 2025

CVSS v4.0
6.9
EPSS
1%
Percentile
52.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
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
EPSS
0.00696 · 52.5th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2025-04-21T22:00Z
EPSS history
Timeline
  • 21 APR 22:00Z
    markparticle WebServer buffer.cpp HasWritten buffer overflow
    cvelistv5