CVE-2023-3280 Cortex XDR Agent: Local Windows User Can Disable the Agent
Attack Vector LOCAL
Scope UNCHANGED
Attack Complexity LOW
Confidentiality Impact NONE
Privileges Required LOW
Integrity Impact NONE
User Interaction NONE
Availability Impact HIGH
Description
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.
Product Status
| Versions | Affected | Unaffected |
|---|---|---|
| Cortex XDR Agent 8.1 | None | All |
| Cortex XDR Agent 8.0 | < 8.0.2 on Windows | >= 8.0.2 with CU-1000 or a later content update on Windows |
| Cortex XDR Agent 7.9-CE | < 7.9.101-CE on Windows | >= 7.9.101-CE with CU-1000 or a later content update on Windows |
| Cortex XDR Agent 7.9 | < 7.9.3 on Windows | >= 7.9.3 with CU-1000 or a later content update on Windows |
| Cortex XDR Agent 7.5-CE | All on Windows | |
| Cortex XDR Agent 5.0 | All on Windows |
Severity: MEDIUM
CVSSv3.1 Base Score: 5.5 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Exploitation Status
Palo Alto Networks is not aware of any malicious exploitation of this issue.
Weakness Type
CWE-755 Improper Handling of Exceptional Conditions
Solution
This issue is fixed in Cortex XDR agent 7.9.101-CE, Cortex XDR agent 7.9.3, Cortex XDR agent 8.0.2, and all later Cortex XDR agent versions on Windows when the agent has content update 1000 or a later content update version.
Acknowledgments
Palo Alto Networks thanks Manuel Feifel of InfoGuard AG for discovering and reporting this issue.
Timeline
Clarified that an updated content version is necessary to prevent this issue
Initial publication