CVE-2018-0581 Cross-site scripting in RT-AC87U

Medium 6.1 Published Updated

Remote attackers can inject arbitrary web script or HTML into the ASUS RT-AC87U router interface, 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-2018-0581?

CVE-2018-0581 is a medium-severity cross-site scripting vulnerability in ASUS Japan Inc. RT-AC87U, published on 14 May 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

Cross-site scripting vulnerability in ASUS RT-AC87U Firmware version prior to 3.0.0.4.378.9383 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Weakness: CWE-79

Which versions are affected by CVE-2018-0581?

It affects 1 product.

Products include Asus Rt-Ac87u Firmware.

How do I fix CVE-2018-0581?

No fix has been published for CVE-2018-0581 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-2018-0581 being exploited?

There is no known exploitation of CVE-2018-0581 in the wild and no public exploit code.

Sources

Also known as GHSA-qp87-xm56-wfgh.

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