USN-4621-1: netqmail vulnerabilities

It was discovered that netqmail did not properly handle certain input. Both remote and local attackers could use this vulnerability to cause netqmail to crash or execute arbitrary code. (CVE-2005-1513, CVE-2005-1514, CVE-2005-1515) It was discovered that netqmail did not properly handle certain input when validating email addresses. An attacker could use this to bypass email address validation. (CVE-2020-3811) It was discovered that netqmail did not properly handle certain input when validating email addresses. An attacker could use this vulnerability to cause netqmail to disclose sensitive information. (CVE-2020-3812)

from Ubuntu Security Notices https://ift.tt/3mZYtZw