Pre-Authentication SSH Denial of Service via Malformed Public-Key Signature in Progress WS_FTP Server
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Progress Software | WS_FTP Server | unaffected |
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No data.
No data.
| Vendor | Product | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Progress | Ws Ftp Server |
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| Progress Software | Ws Ftp Server |
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Vendor Workaround
Restrict network access to the SSH/SFTP service to trusted clients and disable SSH/SFTP access if it is not required. Contact Progress Software Technical Support for guidance on available mitigations.
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.356% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Progress
Progress ws Ftp Server Progress Software Progress Software ws Ftp Server |
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| Vendors & Products |
Progress
Progress ws Ftp Server Progress Software Progress Software ws Ftp Server |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A remote attacker who knows a valid account's enrolled SSH public key can terminate the shared SSH service in Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows. | |
| Title | Pre-Authentication SSH Denial of Service via Malformed Public-Key Signature in Progress WS_FTP Server | |
| Weaknesses | CWE-125 CWE-20 |
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| References |
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| Metrics |
cvssV3_1
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