CVE-2003-0743

Heap-based buffer overflow in smtp_in.c for Exim 3 (exim3) before 3.36 and Exim 4 (exim4) before 4.21 may allow remote attackers to execute arbitrary code via an invalid (1) HELO or (2) EHLO argument with a large number of spaces followed by a NULL character and a newline, which is not properly trimmed before the "(no argument given)" string is appended to the buffer.

Score
CVSS 2.0 7.5 High
Status
Modified - cve@mitre.org
Published
2003-10-20
Last modified
2024-08-08

Affected products

References