CVE-2018-9335 Cross-Site Scripting (XSS) in PAN-OS Management Web Interface
Description
A Cross-Site Scripting (XSS) vulnerability exists in the PAN-OS session browser. (Ref. # PAN-93244; CVE-2018-9335)
Successful exploitation of this issue may allow an attacker to inject arbitrary JavaScript or HTML. An attacker would need to successfully authenticate prior to exploiting this issue.
This issue affects PAN-OS 6.1.20 and earlier, PAN-OS 7.1.16 and earlier, PAN-OS 8.0.9 and earlier, and PAN-OS 8.1.1 and earlier
Product Status
| Versions | Affected | Unaffected |
|---|---|---|
| PAN-OS 8.1 | <= 8.1.1 | >= 8.1.2 |
| PAN-OS 8.0 | <= 8.0.9 | >= 8.0.10 |
| PAN-OS 7.1 | <= 7.1.16 | >= 7.1.17 |
| PAN-OS 6.1 | <= 6.1.20 | >= 6.1.21 |
Severity: MEDIUM
CVSSv3.1 Base Score: 5.4 (CVSS:3.1/AV:N/AC:L/PR:L/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 6.1.21 and later, PAN-OS 7.1.17 and later, PAN-OS 8.0.10 and later, and PAN-OS 8.1.2 and later
Workarounds and Mitigations
This issue affects the web-based management interface of PAN-OS and is strongly mitigated by following best practices for securing the management interface of PAN-OS. Our best practices guidelines reduce the exposure of the management interface to potential attackers. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at: https://www.paloaltonetworks.com/documentation/80/pan-os/pan-os/getting-started/best-practices-for-securing-administrative-access.