CVE Vulnerability

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.

6.4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.2 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/198056 VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6445505 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:o:ibm:i:7.2:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.1:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.3:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.4:*:*:*:*:*:*:*
Information

Published : 2021-04-21 12:15

Updated : 2022-07-12 05:42

NVD link : CVE-2021-20501

Mitre link : CVE-2021-20501

Products Affected
No products.
CWE
NVD-CWE-noinfo