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CVE-2025-4252: PCMan FTP Server APPEND Command buffer overflow

6.9 CVSS

Description

A vulnerability was found in PCMan FTP Server 2.0.7. It has been classified as critical. Affected is an unknown function of the component APPEND Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Es wurde eine kritische Schwachstelle in PCMan FTP Server 2.0.7 ausgemacht. Hiervon betroffen ist ein unbekannter Codeblock der Komponente APPEND Command Handler. Mittels dem Manipulieren mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung.

Classification

CVE ID: CVE-2025-4252

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.9

CVSS 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

Problem Types

Buffer Overflow Memory Corruption

Affected Products

Vendor: PCMan

Product: FTP Server

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.06% (probability of being exploited)

EPSS Percentile: 18.4% (scored less or equal to compared to others)

EPSS Date: 2025-06-02 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-4252
https://vuldb.com/?id.307356
https://vuldb.com/?ctiid.307356
https://vuldb.com/?submit.561606
https://fitoxs.com/exploit/exploit-65b1721b02d84e0c79b6cd3c2473d3ed9c441087d702bd3a76b82fc2ae04388b.txt

Timeline