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CVE-2017-2336

9.6 · CRITICAL

A reflected cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a network based attacker to inject HTML/JavaScript conte…

Published Jul 17, 2017CWE-79EPSS 1.19%

Overview

CVE-2017-2336 is a critical-severity vulnerability. It was published on July 17, 2017 and has a CVSS 3.0 base score of 9.6 (CRITICAL).

This vulnerability has a CVSS 3.0 base score of 9.6, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A reflected cross site scripting vulnerability in NetScreen WebUI of Juniper Networks Juniper NetScreen Firewall+VPN running ScreenOS allows a network based attacker to inject HTML/JavaScript content into the management session of other users including the administrator. This enables the attacker 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.securityfocus.com/bid/99590Refwww.securitytracker.com/id/1038881Refkb.juniper.net/JSA10782Refwww.securityfocus.com/bid/99590Refwww.securitytracker.com/id/1038881Refkb.juniper.net/JSA10782

How CyberStrike helps

Frequently asked questions

What is CVE-2017-2336?

CVE-2017-2336 is a critical-severity vulnerability. It was published on July 17, 2017 and has a CVSS 3.0 base score of 9.6 (CRITICAL).

How severe is CVE-2017-2336?

This vulnerability has a CVSS 3.0 base score of 9.6, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2017-2336?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-2336?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-2336 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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