CVE-2026-17220

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and modify authentication metadata due to a buffer overflow.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

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://www.ibm.com/support/pages/node/7283578	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ibm:i:7.3:::::::*
	cpe:2.3:a:ibm:i:7.4:::::::*
	cpe:2.3:a:ibm:i:7.5:::::::*
	cpe:2.3:a:ibm:i:7.6:::::::*

History

No history.

Information

Published : 2026-08-13 19:17

Updated : 2026-08-17 14:57

NVD link : CVE-2026-17220

Mitre link : CVE-2026-17220

CVE.ORG link : CVE-2026-17220

JSON object : View

Products Affected

ibm

i

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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