CVE-2026-17045

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Improper Session Management in IBM i

Publication date: 2026-08-13

Last updated on: 2026-08-13

Assigner: IBM Corporation

Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to perform unauthorized operations and access sensitive information due to improper session management.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-13

Last Modified

2026-08-13

Generated

2026-08-14

AI Q&A

2026-08-14

EPSS Evaluated

N/A

NVD

CVE-2026-17045

EUVD

EUVD-2026-58388

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	ibm_i	7.6
ibm	ibm_i	7.5
ibm	ibm_i	7.4
ibm	ibm_i	7.3
ibm	ibm_i	to 7.3 (inc)
ibm	ibm_i	to 7.4 (inc)
ibm	ibm_i	to 7.5 (inc)
ibm	ibm_i	to 7.6 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-294	A capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).

Attack-Flow Graph

Executive Summary

CVE-2026-17045 is a vulnerability in IBM i's Digital Certificate Manager (DCM) that allows a remote authenticated attacker to perform unauthorized operations and access sensitive information due to improper session management. It is classified under CWE-294, which refers to Authentication Bypass by Capture-replay.

Impact Analysis

An attacker could exploit this vulnerability to bypass authentication, perform unauthorized actions, and access sensitive data on affected IBM i systems. This could lead to data breaches, unauthorized system modifications, or other malicious activities depending on the attacker's goals.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, which may result in non-compliance with regulations like GDPR or HIPAA. Organizations must address this issue to maintain data protection and regulatory compliance.

Mitigation Strategies

Apply the appropriate PTF for your IBM i version: SJ10904 for 7.3, SJ10905 for 7.4, SJ10906 for 7.5, or SJ10907 for 7.6.
If using an unsupported IBM i version, upgrade to a supported release.

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