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Vulnerability Analysis•

CVE-2024-0725: Medium Denial of Service in ProSSHD 1.2 on Windows

CVE-2024-0725 is a medium denial of service in ProSSHD 1.2 on Windows, reachable remotely. No fix is confirmed, so restrict access or replace it.

Safeguard Security Team
3 min read

CVE-2024-0725 is a medium severity flaw in ProSSHD 1.2 (build 20090726) on Windows, scored 5.3 by NVD. No fixed version is confirmed in the sources I could check, so limit who can reach it, watch for a vendor release, and plan an upgrade or replacement.

What's affected

The record lists ProSSHD 1.2 (build 20090726) on Windows as affected. The record says unknown code in the service leads to denial of service and that the attack can be initiated remotely. The build date in the product data is 2009, so this software is old. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L. The weakness is CWE-404.

The record's description is short and does not name a fixed release. The linked pages are public write-ups of the issue, not a vendor patch notice.

How to check if you're exposed

Find ProSSHD in the Windows Services list or installed programs and read the version. The record names 1.2 build 20090726. Check which networks can reach the SSH port with netstat -ano.

If the product reached you inside another package, run the free in-browser dependency scan at gold.safeguard.sh/scan against your manifests to see whether it appears. For standalone software, the inventory is the check: find where it is installed, which version it is, and whether the service is reachable from outside the machine.

What to do now

  1. Find every installation of the product and note its version.
  2. Check the vendor site and project repository for a newer release, and read its notes before upgrading. Do not assume a later version is fixed without a statement that says so.
  3. Restrict network access to the service with firewall rules so only trusted hosts can reach it.
  4. Watch logs for repeated odd requests or unexpected crashes aimed at the affected component.
  5. If the software looks unmaintained, plan to replace it, and record the risk decision in the meantime.

Why it matters

A denial of service in a network service means a remote client can make it stop answering. Here the record ties it to input handled by the login or command processing path, and tags it with CWE-404 (improper resource shutdown or release), which describes resources not being released or handled properly. For a file transfer or remote login service, that can interrupt anyone who relies on it, and a crash on crafted input often points to weak input handling elsewhere in the same code.

The score is medium because only availability is affected: nothing in the record says data is read or changed. Still, these small servers are often run by a single person on a spare machine, with no failover, so an outage lasts until someone notices. When no patch exists, restricting who can reach the port is the practical control.

The record notes that an exploit has been disclosed publicly. That is not the same as confirmed attacks, and the record does not flag this CVE in the CISA Known Exploited Vulnerabilities list. Public detail still lowers the effort for someone to try it, which is a reason to reduce exposure early.

Quick check

Why does the build date matter?

The affected build dates from 2009, so the project may be unmaintained. Plan a replacement instead of waiting for a patch.

Is there a fix?

None is confirmed in the sources I could check.

Sources

Last reviewed: 19 October 2026.

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