PCMan FTP Server RMD Command buffer overflow

published 2025-05-05 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-13341

cvss: 7.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 2.2%; EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits: 1; Exploit-DB

A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component RMD Command Handler. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Timeline

2025-05-05 Published
2025-06-15 First public exploit (EDB-52326)

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 18 mo ago (2025-05-06)

Exploit prediction

2.16% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

EDB-52326 PCMan FTP Server 2.0.7 - Buffer Overflow remote, 2025-06-15
fitoxs.com https://fitoxs.com/exploit/exploit-52a33c7f018ae348f748582eae6aa7d38b2b5f1f3dc5d3b6793772e1f8223eb0.txt referenced PoC, tagged "exploit" by a source, unverified
vuldb.com https://vuldb.com/?submit.561623 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	6.9	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
CNA	3.1	7.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CNA	3.0	7.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CNA	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P
CNA	4.0	6.9	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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

PCMan FTP Server

Classification

Weakness

CWE-120 Buffer Copy without Checking Size of Input
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

fitoxs.com /exploit/exploit-52a33c7f018ae348f748582eae6aa7d38b2b5f1f3dc5d3b6793772e1f8223eb0.txt
broken-link, exploit
vuldb.com /?submit.561623
third-party-advisory, exploit, vdb-entry
vuldb.com /?id.307359
vdb-entry, third-party-advisory
vuldb.com /?ctiid.307359
signature, permissions-required

Sources

CVE List CVE-2025-4255
NVD CVE-2025-4255

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary