8.2
CVSSv3

CVE-2021-20501

Published: 21/04/2021 Updated: 12/07/2022
CVSS v2 Base Score: 6.4 | Impact Score: 4.9 | Exploitability Score: 10
CVSS v3 Base Score: 8.2 | Impact Score: 4.2 | Exploitability Score: 3.9
VMScore: 570
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:P

Vulnerability Summary

IBM i 7.1, 7.2, 7.3, and 7.4 SMTP allows a network malicious user 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 malicious users to send spam email. IBM X-Force ID: 198056.

Vulnerability Trend

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ibm i 7.2

ibm i 7.1

ibm i 7.3

ibm i 7.4