CVE-2000-1006 — MEDIUM severity vulnerability (Microsoft Exchange Server 5.5 does not properly handle a MIM)
Microsoft Exchange Server 5.5 does not properly handle a MIME header with a blank charset specified, which allows remote attackers to cause a denial of service via a charset="" command, aka the "Malformed MIME Header" vulnerability.
| CVE ID | CVE-2000-1006 |
|---|---|
| Severity | MEDIUM |
| CVSS score | 5.0 |
| CVSS vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| CWE | NVD-CWE-noinfo |
| Status | Modified |
| Published | 2000-12-11 |
| Last modified | 2026-04-16 |
| Description | Microsoft Exchange Server 5.5 does not properly handle a MIME header with a blank charset specified, which allows remote attackers to cause a denial of service via a charset="" command, aka the "Malformed MIME Header" vulnerability. |
| Source | NIST National Vulnerability Database |
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