QID 731374

Date Published: 2024-04-11

QID 731374: Palo Alto Networks (PAN-OS) User Impersonation in GlobalProtect Secure Sockets Layer (SSL) Virtual Private Network (VPN) Vulnerability (PAN-224964)

PAN OS is the software that runs all Palo Alto Networks next-generation firewalls.

A vulnerability in the GlobalProtect Gateway in Palo Alto Networks PAN-OS software enables an authenticated attacker to impersonate another user and send network packets to internal assets. However, this vulnerability does not allow the attacker to receive response packets from those internal assets.

Affected Versions:
PAN-OS 11.0 versions earlier than PAN-OS 11.0.3
PAN-OS 10.2 versions earlier than PAN-OS 10.2.7-h3
PAN-OS 10.1 versions earlier than PAN-OS 10.1.11-h4
PAN-OS 9.1 versions earlier than PAN-OS 9.1.17
PAN-OS 9.0 versions earlier than PAN-OS 9.0.17-h4
PAN-OS 8.1 versions earlier than PAN-OS 8.1.26


QID Detection Logic (Authenticated):

This QID looks for the vulnerable version of PAN-OS
NOTE:This QID is marked as Practice as there is workaround present.

A vulnerability in the GlobalProtect Gateway in Palo Alto Networks PAN-OS software enables an authenticated attacker to impersonate another user and send network packets to internal assets. However, this vulnerability does not allow the attacker to receive response packets from those internal assets.

  • CVSS V3 rated as Medium - 4.1 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution

    Refer to CVE-2024-3388 for more information about patching this vulnerability.



    Workaround:
    You can enable the "Disable Automatic Restoration of SSL VPN" (Network > GlobalProtect Gateways > (gateway-config) > GlobalProtect Gateway Configuration > Agent > Connection Settings) on PAN-OS firewalls with the GlobalProtect feature enabled to mitigate this vulnerability.

    Vendor References

    CVEs related to QID 731374

    CVE-2024-3388 |
    Software Advisories
    Advisory ID Software Component Link
    CVE-2024-3388 URL Logo security.paloaltonetworks.com/CVE-2024-3388
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