Secuno
ENNL
Book demo

CVE-2025-4158

Pcman FTP Server buffer overflow

7.3 HIGHPublic exploitEPSS 0.75%
  1. Published1 May 2025

Description

A vulnerability was found in PCMan FTP Server up to 2.0.7. It has been classified as critical. Affected is an unknown function of the component PROMPT 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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

Pcman FTP Server≤ 2.0.7

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

CVE-2026-962658.2
IBM Power Systems Firmware FW1060.00 through FW1060.81 is affected by a vulnerability…
CVE-2026-1089159.9
A vulnerability has been found in Edimax BR-6208AC 1.32. This affects an unknown part…
CVE-2026-1089149.9
A flaw has been found in Edimax BR-6208AC 1.32. Affected by this issue is some unknown…
CVE-2026-1088939.9
A vulnerability was identified in Linksys E1700 up to 1.0.0.4.003. This issue affects…
CVE-2026-10889210.0
A vulnerability was determined in Linksys E1700 1.0.0.4.003. This vulnerability affects…
CVE-2026-153409.8
lwIP SMTP client does not check the size of inputs, potentially allowing a buffer…

Frequently asked

Is CVE-2025-4158 being actively exploited?

CVE-2025-4158 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.75%.

How severe is CVE-2025-4158?

CVE-2025-4158 has a CVSS 3.1 base score of 7.3, rated high. EPSS estimates a 0.75% probability of exploitation.

Which products are affected by CVE-2025-4158?

Affected products include Pcman FTP Server.

How do I fix CVE-2025-4158?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-4158 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation worksBook a demo

Get Patch this first every Monday

Five vulnerabilities that matter this week, ranked on real exploitation. Plain language, one email, no spam.

You can unsubscribe with one click from every issue. We handle your details as described in our privacy policy.

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.