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CVE-2023-3280

MediumPublished

Cortex XDR Agent: Local Windows User Can Disable the Agent

Published: Sep 13, 2023
Updated: Sep 25, 2024
Assigning CNA: palo_alto
Evidence observed: Aug 8, 2026

Primary CVSS

5.5/ 10Medium

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS probability estimate

0.3%

Low · next 30 days

Percentile: 25.6%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

A problem with a protection mechanism in the Palo Alto Networks Cortex XDR agent on Windows devices allows a local user to disable the agent.

Sources

EDR-ALPC-Block-POCPoC
Blocking Windows EDR agents by registering an own IPC-object in the Object Manager’s namespace (CVE-2023-3280, CVE-2024-5909, CVE-2024-20671)

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