CVE-2018-10139 Cross-site scripting in PAN-OS

Medium 6.1 Published Updated

Unauthenticated attackers can inject arbitrary JavaScript or HTML into the GlobalProtect Gateway response, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-10139?

CVE-2018-10139 is a medium-severity cross-site scripting vulnerability in Paloaltonetworks Pan-Os, published on 16 Aug 2018. 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

The PAN-OS response for GlobalProtect Gateway in Palo Alto Networks PAN-OS 6.1.21 and earlier, PAN-OS 7.1.18 and earlier, PAN-OS 8.0.11 and earlier may allow an unauthenticated attacker to inject arbitrary JavaScript or HTML. PAN-OS 8.1 is NOT affected.

Weakness: CWE-79

Which versions are affected by CVE-2018-10139?

It affects 1 product.

Products include Paloaltonetworks Pan-Os.

How do I fix CVE-2018-10139?

No fix has been published for CVE-2018-10139 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-2018-10139 being exploited?

There is no known exploitation of CVE-2018-10139 in the wild and no public exploit code.

All Paloaltonetworks Pan-Os vulnerabilities

Sources

Also known as GHSA-rpcp-2754-8hx9.

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