CVE-2020-29655 Cross-site scripting in n/a

High 7.5 Published Updated

An attacker can inject text into the login page title via the productname parameter, potentially misleading users on ASUS RT-AC88U routers.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-29655?

CVE-2020-29655 is a high-severity cross-site scripting vulnerability in n/a, published on 9 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An injection vulnerability exists in RT-AC88U Download Master before 3.1.0.108. Accessing Main_Login.asp?flag=1&productname=FOOBAR&url=/downloadmaster/task.asp will redirect to the login site, which will show the value of the parameter productname within the title. An attacker might be able to influence the appearance of the login page, aka text injection.

Weakness: CWE-74

Which versions are affected by CVE-2020-29655?

It affects 1 product.

Products include Asus Rt-Ac88u Firmware.

How do I fix CVE-2020-29655?

No fix has been published for CVE-2020-29655 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-2020-29655 being exploited?

There is no known exploitation of CVE-2020-29655 in the wild and no public exploit code.

Sources

Also known as GHSA-c3hj-2397-cgqm.

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