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ICSA-25-140-01: ABUP IoT Cloud Platform ↗ source

May 20, 2025 CISA ICS Advisory

Summary

Successful exploitation of this vulnerability could allow an attacker to access device profiles for which they are not authorized. CVE-2025-4692: 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 Cloud Update Platform.

Advisory Details CISA ICS CSAF feed

Advisory ID
ICSA-25-140-01
Status
Final · version 1
Initial release
2025-05-20
Last revised
2025-05-20
Vendor
ABUP
Critical infrastructure sectors
Communications
Deployed
Worldwide
Vendor headquarters
China

No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time.

Credit: Daniel Christensen (Telenor)

Affected products (1)
  • ABUP IoT Cloud Platform — all versions

From CISA's machine-readable CSAF 2.0 advisory (JSON).

Vulnerabilities as Stated by the Advisory

CVEWeaknessCVSS v3Details
CVE-2025-4692 CWE-266 Incorrect Privilege Assignment 6.8 Medium 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 Cloud Update Platform.

Mitigation: ABUP did not respond to CISA's request for coordination.

Mitigation: 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 Ap…

Affected, fixed & timeline

Affected:

  • ABUP IoT Cloud Platform all versions

Scores and weakness types are as CISA or the republishing vendor stated them in this advisory; the linked CVE pages carry the independently enriched CVSS and SSVC assessments.

News Coverage

No coverage found in monitored research blogs or news feeds.

CVEs Referenced in This Publication

CVECVSSAffected
CVE-2025-4692 6.8 Medium ABUP ABUP IoT Cloud Platform Actors can use a maliciously crafted JavaScript object notation (JSON) web token (JWT) to perform privilege escalation by submitting the malicious JW…

Named by the advisory itself. Each CVE links to its tracked detail page.

Vendors Named in This Publication

No KEV-catalogued vendors are named in this publication.