CVE-2003-0161 — HIGH severity vulnerability (The prescan() function in the address parser (parseaddr.c) i)
The prescan() function in the address parser (parseaddr.c) in Sendmail before 8.12.9 does not properly handle certain conversions from char and int types, which can cause a length check to be disabled when Sendmail misinterprets an input value as a special "NOCHAR" control value, allowing attackers to cause a denial of
| CVE ID | CVE-2003-0161 |
|---|---|
| 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 | 2003-04-02 |
| Last modified | 2026-04-16 |
| Description | The prescan() function in the address parser (parseaddr.c) in Sendmail before 8.12.9 does not properly handle certain conversions from char and int types, which can cause a length check to be disabled when Sendmail misinterprets an input value as a special "NOCHAR" control value, allowing attackers to cause a denial of service and possibly execute arbitrary code via a buffer overflow attack using messages, a different vulnerability than CVE-2002-1337. |
| Source | NIST National Vulnerability Database |
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