CVE-2017-9459 Cross-Site Scripting in the Management Web Interface
Description
A reflected cross-site scripting (XSS) vulnerability exists in the management web interface. PAN-OS contains an unauthenticated vulnerability that may allow for a reflected cross-site scripting (XSS) attack of the management web interface. (ref # PAN-76455 / CVE-2017-9459).
Successful exploitation of this issue may allow an attacker to inject arbitrary Java script or HTML.
This issue affects PAN-OS 6.1.17 and earlier, PAN-OS 7.0.15 and earlier, PAN-OS 7.1.10 and earlier, PAN-OS 8.0.2 and earlier
Product Status
| Versions | Affected | Unaffected |
|---|---|---|
| PAN-OS 8.0 | <= 8.0.2 | >= 8.0.3 |
| PAN-OS 7.1 | <= 7.1.10 | >= 7.1.11 |
| PAN-OS 7.0 | <= 7.0.15 | >= 7.0.16 |
| PAN-OS 6.1 | <= 6.1.17 | >= 6.1.18 |
Severity: MEDIUM
CVSSv3.0 Base Score: 6.1 (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Weakness Type
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Solution
PAN-OS 6.1.18 and later, PAN-OS 7.0.16 and later, PAN-OS 7.1.11 and later, PAN-OS 8.0.3 and later
Workarounds and Mitigations
Palo Alto Networks recommends to implement best practice by allowing web interface access only to a dedicated management network. Additionally, restrict the set of IP addresses to a subset of authorized sources that you allow to interact with the management network.