CVE-2017-20041 Ucweb UC Browser HTML URL improper restriction of rendered ui layers

Medium 5.4 Published Updated

Attackers can bypass UI restrictions in UC Browser via crafted HTML titles, potentially enabling clickjacking or spoofing attacks.

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-2017-20041?

CVE-2017-20041 is a medium-severity vulnerability in Ucweb UC Browser, published on 13 Jun 2022. 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

A vulnerability was found in Ucweb UC Browser 11.2.5.932. It has been classified as critical. Affected is an unknown function of the component HTML Handler. The manipulation of the argument title leads to improper restriction of rendered ui layers (URL). It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-1021

Which versions are affected by CVE-2017-20041?

It affects 1 product.

Products include Ucweb Uc Browser.

How do I fix CVE-2017-20041?

No fix has been published for CVE-2017-20041 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-20041 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-20041 exists.

Sources

Also known as GHSA-74ch-7rh8-763r.

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