CVE-2023-3280 — A problem with a protection mechanism in the Palo Alto Networks Cortex XDR agent

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.

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
Palo Alto Networks	Cortex XDR Agent	5.0, 7.5-CE, 7.9, 7.9-CE, 8.0, 8.1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-09-13T16:13:29.266Z
• Last modified: 2024-09-25T17:48:34.264Z

09References

• security.paloaltonetworks.com — https://security.paloaltonetworks.com/CVE-2023-3280