CVE-2025-3762Public exploitNetwork attack vector

Unauthenticated memory corruption via MPUT command

Published Apr 17, 2025 · Updated Apr 18, 2025

Buffer overflow in PCMan FTP Server 2.0.7 allows remote attackers to corrupt memory through a crafted MPUT command. The published record identifies the MPUT command handler but does not disclose the precise copy operation or buffer boundary that fails. No authentication or user interaction is required; successful exploitation can interrupt the FTP service or alter process memory.

CVSS severity9.8
Critical
EPSS probability0.75%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer overflow in PCMan FTP Server 2.0.7 allows remote attackers to corrupt memory through a crafted MPUT command. The published record identifies the MPUT command handler but does not disclose the precise copy operation or buffer boundary that fails. No authentication or user interaction is required; successful exploitation can interrupt the FTP service or alter process memory.

The record

CVE
CVE-2025-3762
Published
Apr 17, 2025
Updated
Apr 18, 2025
Vendor
PCMan
Product
PCMan FTP Server
Classifications
CWE-120, CWE-119, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 17, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 18, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2.0.7

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

PCMan · PCMan FTP Serverversion=2.0.7

Published CVSS scores

9.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.3VulDBCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
7.3VulDBCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
7.5VulDBAV:N/AC:L/Au:N/C:P/I:P/A:P
6.9VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-120Buffer Overflow
CWE-119Memory Corruption
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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