CVE-1999-0203 — HIGH severity vulnerability (In Sendmail, attackers can gain root privileges via SMTP by)
In Sendmail, attackers can gain root privileges via SMTP by specifying an improper "mail from" address and an invalid "rcpt to" address that would cause the mail to bounce to a program.
| CVE ID | CVE-1999-0203 |
|---|---|
| Severity | HIGH |
| CVSS score | 10.0 |
| CVSS vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
| CWE | NVD-CWE-Other |
| Status | Modified |
| Published | 1995-08-17 |
| Last modified | 2026-04-16 |
| Description | In Sendmail, attackers can gain root privileges via SMTP by specifying an improper "mail from" address and an invalid "rcpt to" address that would cause the mail to bounce to a program. |
| Source | NIST National Vulnerability Database |
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