Vulnerability Details CVE-2021-20501
IBM i 7.1, 7.2, 7.3, and 7.4 SMTP allows a network attacker to send emails to non-existent local-domain recipients to the SMTP server, caused by using a non-default configuration. An attacker could exploit this vulnerability to consume unnecessary network bandwidth and disk space, and allow remote attackers to send spam email. IBM X-Force ID: 198056.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 62.8%
CVSS Severity
CVSS v3 Score 5.9
CVSS v2 Score 6.4
References