ScreenOS: XSS vulnerability in ScreenOS Firewall
CVE-2017-2335

8.4HIGH

Key Information:

Vendor
Juniper Networks
Status
Screenos
Vendor
CVE Published:
12 July 2017

Summary

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 Version(s)

ScreenOS SSG Series 6.3.0 prior to 6.3.0r24

References

https://kb.juniper.net/JSA10782
x_refsource_CONFIRM
http://www.securitytracker.com/id/1038881
vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/99590
vdb-entryx_refsource_BID

CVSS V3.1

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Gaku Mochizuki/Toshitsugu Yoneyama from Mitsui Bussan Secure Directions, Inc., for reporting this issue to the JPCERT/CC.
Craig Young, Principal Security Researcher, Tripwire VERT, for responsibly reporting this vulnerability.
.