CVE-2025-36119

IBM i authentication bypass

Published Aug 8, 2025 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
IBM i 7.3, 7.4, 7.5, and 7.6 is affected by an authenticated user obtaining elevated privileges with IBM Digital Certificate Manager for i (DCM) due to a web session hijacking vulnerability. An authenticated user without administrator privileges could exploit this vulnerability to perform actions in DCM as an administrator.

Remediation

Vendor Solution

The issue can be fixed by applying a PTF to IBM i. IBM i 7.6, 7.5, 7.4, and 7.3 are addressed. The IBM i PTF number for 5770-SS1 Option 34 contains the fix for the vulnerability. IBM i Release 5770-SS1 7.6 SJ06558 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ06558 7.5 SJ06557 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ06557 7.4 SJ06552 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ06552 7.3 SJ06550 https://www.ibm.com/support/fixcentral Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-23989 IBM i 7.3, 7.4, 7.5, and 7.6 is affected by an authenticated user obtaining elevated privileges with IBM Digital Certificate Manager for i (DCM) due to a web session hijacking vulnerability. An authenticated user without administrator privileges could exploit this vulnerability to perform actions in DCM as an administrator.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
CPEs cpe:2.3:o:ibm:i:7.3:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.4:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.5:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.6:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM i 7.3, 7.4, 7.5, and 7.6 is affected by an authenticated user obtaining elevated privileges with IBM Digital Certificate Manager for i (DCM) due to a web session hijacking vulnerability. An authenticated user without administrator privileges could exploit this vulnerability to perform actions in DCM as an administrator.
Title IBM i authentication bypass
First Time appeared Ibm
Ibm i
Weaknesses CWE-290
CPEs 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:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm i
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Feb 26, 2026, 5:49 PM
Reserved
Apr 15, 2025, 9:16 PM
Status
Analyzed
Published
Aug 8, 2025, 3:15 PM
Modified
Jun 17, 2026, 9:14 AM