CVE-2000-0543 — MEDIUM severity vulnerability (The command port for PGP Certificate Server 2.5.0 and 2.5.1)
The command port for PGP Certificate Server 2.5.0 and 2.5.1 allows remote attackers to cause a denial of service if their hostname does not have a reverse DNS entry and they connect to port 4000.
| CVE ID | CVE-2000-0543 |
|---|---|
| Severity | MEDIUM |
| CVSS score | 5.0 |
| CVSS vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| CWE | NVD-CWE-Other |
| Status | Modified |
| Published | 2000-06-14 |
| Last modified | 2026-04-16 |
| Description | The command port for PGP Certificate Server 2.5.0 and 2.5.1 allows remote attackers to cause a denial of service if their hostname does not have a reverse DNS entry and they connect to port 4000. |
| Source | NIST National Vulnerability Database |
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