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Privilege Elevation Vulnerability in Microsoft Azure Local Disconnected Operations (ALDO)

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: CRITICAL

Software Affected

Microsoft Azure Local Disconnected Operations.

Overview

A critical vulnerability has been reported in Microsoft Azure Local Disconnected Operations that could allow an unauthorized remote attacker to elevate privileges on the targeted system.

Target Audience:

Organizations, enterprises, cloud administrators, and users utilizing Microsoft Azure Local Disconnected Operations.

Risk Assessment:

Very high risk of privilege escalation, unauthorized administrative access, and compromise of affected systems and services.

Impact Assessment:

Potential impact on confidentiality, integrity, and availability of the affected system.

Description

Azure Local Disconnected Operations is a Microsoft solution designed to enable Azure services and management capabilities in disconnected or limited-connectivity environments.

The vulnerability exists due to improper authentication handling within Azure Local Disconnected Operations. The affected component fails to adequately validate authentication requests, which could allow an unauthorized remote attacker to bypass authentication controls and obtaining elevated privileges.

Successful exploitation of this vulnerability could allow the attacker to gain unauthorized elevated access, perform privileged actions, access sensitive information and compromise the confidentiality, integrity, and overall security of the affected system.

Solution

Apply appropriate updates as mentioned by the vendor:

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42822

Vendor Information

Microsoft

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42822

References

Microsoft

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42822

CVE Name

CVE-2026-42822

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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