CVE-2017-2337: ScreenOS: XSS vulnerability in ScreenOS Firewall

Published Jul 14, 2017
·
Updated

A persistent cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a user with the 'security' role to inject HTML/JavaScript content into the management session of other users including the administrator. This enables the lower-privileged user to effectively execute commands with the permissions of an administrator. This issue affects Juniper Networks ScreenOS 6.3.0 releases prior to 6.3.0r24 on SSG Series. No other Juniper Networks products or platforms are affected by this issue.

Affected Software

24 affected components
Juniper ScreenOS=6.3.0
Juniper ScreenOS=6.3.0-r1
Juniper ScreenOS=6.3.0-r10
Juniper ScreenOS=6.3.0-r11
Juniper ScreenOS=6.3.0-r12
Juniper ScreenOS=6.3.0-r13
Juniper ScreenOS=6.3.0-r14
Juniper ScreenOS=6.3.0-r15
Juniper ScreenOS=6.3.0-r16
Juniper ScreenOS=6.3.0-r17
Juniper ScreenOS=6.3.0-r18
Juniper ScreenOS=6.3.0-r19
Juniper ScreenOS=6.3.0-r2
Juniper ScreenOS=6.3.0-r21
Juniper ScreenOS=6.3.0-r22
Juniper ScreenOS=6.3.0-r23
Juniper ScreenOS=6.3.0-r23b
Juniper ScreenOS=6.3.0-r3
Juniper ScreenOS=6.3.0-r4
Juniper ScreenOS=6.3.0-r5
Juniper ScreenOS=6.3.0-r6
Juniper ScreenOS=6.3.0-r7
Juniper ScreenOS=6.3.0-r8
Juniper ScreenOS=6.3.0-r9

Event History

Jul 14, 2017
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
DescriptionSeverityWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2017-2337?

CVE-2017-2337 has a high severity rating due to its potential for persistent cross-site scripting attacks.

2

What versions of Juniper ScreenOS are affected by CVE-2017-2337?

CVE-2017-2337 affects all versions of Juniper ScreenOS 6.3.0 up to 6.3.0-r23b.

3

How do I fix CVE-2017-2337?

To remediate CVE-2017-2337, users should update to the patched version of ScreenOS provided by Juniper Networks.

4

What is a persistent cross-site scripting vulnerability in CVE-2017-2337?

A persistent cross-site scripting vulnerability allows an attacker to inject malicious scripts that persist across user sessions in the Juniper NetScreen WebUI.

5

Who can exploit CVE-2017-2337?

CVE-2017-2337 can be exploited by a user with the 'security' role within the management session of Juniper NetScreen.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203