Azure Network Watcher VM Extension Elevation of Privilege Vulnerability New

Security Vulnerability

Released: Feb 11, 2025

Assigning CNA
Microsoft
CVE.org link
CVE-2025-21188
Impact
Elevation of Privilege
Max Severity
Important
Weakness
CVSS Source
Microsoft
Vector String
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C

Please see Common Vulnerability Scoring System for more information on the definition of these metrics.

Exploitability

The following table provides an exploitability assessment for this vulnerability at the time of original publication.

Publicly disclosed
No
Exploited
No
Exploitability assessment
Exploitation Less Likely

FAQ

How do I get the update for Microsoft HPC Pack?

If you do not have automatic updates enabled you need to manually update your extension. See Update Network Watcher extension to the latest version for update instructions. Customers who have automatic updates enabled do not need to take any further action.

According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?

The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerability.

According to the CVSS metric, privileges required is high (PR:H). What does that mean for this vulnerability?

To successfully exploit this vulnerability, an attacker must be a Contributor or Owner in the target environment to perform actions restricted from average users.

Acknowledgements

  • Filip Dragović
Microsoft recognizes the efforts of those in the security community who help us protect customers through coordinated vulnerability disclosure. See Acknowledgements for more information.

Security Updates

To determine the support lifecycle for your software, see the Microsoft Support Lifecycle.

Release date Descending

Disclaimer

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Revisions

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