CVE-2025-4692

ABUP IoT Cloud Platform Incorrect Privilege Assignment

Published May 22, 2025 CVSS 4.0 · 5.9 Medium EPSS < 1% KEV · Not listed
Description
Actors can use a maliciously crafted JavaScript object notation (JSON) web token (JWT) to perform privilege escalation by submitting the malicious JWT to a vulnerable method exposed on the cloud platform. If the exploit is successful, the user can escalate privileges to access any device managed by the

ABUP Cloud Update Platform.

Remediation

Vendor Solution

ABUP did not respond to CISA's request for coordination. The vulnerable method has been removed by the vendor and is no longer accessible. Users of the cloud platform do not need to take any action. Legitimate users of the cloud update platform should be aware that there was a period of exposure that ended on 19 April 2025 and should consider modifying authentication information.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-28077 Actors can use a maliciously crafted JavaScript object notation (JSON) web token (JWT) to perform privilege escalation by submitting the malicious JWT to a vulnerable method exposed on the cloud platform. If the exploit is successful, the user can escalate privileges to access any device managed by the ABUP Cloud Update Platform.
History
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 Actors can use a maliciously crafted JavaScript object notation (JSON) web token (JWT) to perform privilege escalation by submitting the malicious JWT to a vulnerable method exposed on the cloud platform. If the exploit is successful, the user can escalate privileges to access any device managed by the ABUP Cloud Update Platform.
Title ABUP IoT Cloud Platform Incorrect Privilege Assignment
Weaknesses CWE-266
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L'}

cvssV4_0

{'score': 5.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
May 23, 2025, 1:32 PM
Reserved
May 14, 2025, 6:03 PM
Status
Deferred
Published
May 23, 2025, 12:15 AM
Modified
Jun 17, 2026, 9:33 AM