CVE-2020-14965 Cross-site scripting in n/a

Medium 4.8 Published Updated

Attackers can inject HTML via CSRF in TP-Link routers to execute scripts and potentially take over admin accounts.

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

What is CVE-2020-14965?

CVE-2020-14965 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Jun 2020. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

On TP-Link TL-WR740N v4 and TL-WR740ND v4 devices, an attacker with access to the admin panel can inject HTML code and change the HTML context of the target pages and stations in the access-control settings via targets_lists_name or hosts_lists_name. The vulnerability can also be exploited through a CSRF, requiring no authentication as an administrator.

Weakness: CWE-79

Which versions are affected by CVE-2020-14965?

It affects 2 products.

Products include Tp-Link Tl-Wr740n Firmware, Tp-Link Tl-Wr740nd Firmware.

How do I fix CVE-2020-14965?

No fix has been published for CVE-2020-14965 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-2020-14965 being exploited?

There is no known exploitation of CVE-2020-14965 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-q8h5-chqq-p9j3.

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