CVE-2017-5191 Cross-site scripting in NetIQ Access Manager 4.2 and NetIQ Access Manager 4.3

What is CVE-2017-5191?

CVE-2017-5191 is a medium-severity cross-site scripting vulnerability in NetIQ Access Manager 4.2 and NetIQ Access Manager 4.3, published on 24 Apr 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An XSS vulnerability on the /NAGErrors URI in NetIQ Access Manager 4.2 and 4.3 exists because Access Gateway Error pages do not validate the HTTP Referer header.

Weakness: CWE-79

Which versions are affected by CVE-2017-5191?

It affects 1 product.

Products include Netiq Access Manager.

How do I fix CVE-2017-5191?

No fix has been published for CVE-2017-5191 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2017-5191 being exploited?

There is no known exploitation of CVE-2017-5191 in the wild and no public exploit code.

Other vulnerabilities in NetIQ Access Manager 4.2 and NetIQ Access Manager 4.3

• CVE-2018-1342 File upload in NetIQ Access Manager, Administrative Console Critical 9.8
• CVE-2017-14803 Code injection in NetIQ Access Manager Critical 9.8
• CVE-2016-5757 Information disclosure in NetIQ Access Manager Critical 9.8
• CVE-2016-5750 File upload in NetIQ iManager High 8.8
• CVE-2016-5758 Cross-site request forgery in NetIQ Access Manager High 8.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-8jrx-3hg6-vf49.