Total vulnerabilities in the database
Exim 4 before 4.94.2 allows Buffer Underwrite that may result in unauthenticated remote attackers executing arbitrary commands, because smtp_ungetc was only intended to push back characters, but can actually push back non-character error codes such as EOF.
| Software | From | Fixed in |
|---|---|---|
| exim / exim | 4.00 | 4.94.2 |