CVE-2019-20665 Cross-site scripting in n/a

Medium 6.0 Published Updated

Stored XSS in NETGEAR mesh routers allows attackers to inject scripts, potentially compromising user sessions and device security.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-20665?

CVE-2019-20665 is a medium-severity cross-site scripting vulnerability in Netgear Rbk20 Firmware, published on 15 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Certain NETGEAR devices are affected by stored XSS. This affects RBR20 before 2.3.5.26, RBS20 before 2.3.5.26, RBK20 before 2.3.5.26, RBR40 before 2.3.5.30, RBS40 before 2.3.5.30, RBK40 before 2.3.5.30, RBR50 before 2.3.5.30, RBS50 before 2.3.5.30, and RBK50 before 2.3.5.30.

Weakness: CWE-79

Which versions are affected by CVE-2019-20665?

It affects 9 products.

Products include Netgear Rbk20 Firmware, Netgear Rbk40 Firmware, Netgear Rbk50 Firmware, Netgear Rbr20 Firmware, Netgear Rbr40 Firmware, Netgear Rbr50 Firmware and 3 more.

How do I fix CVE-2019-20665?

No fix has been published for CVE-2019-20665 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-2019-20665 being exploited?

There is no known exploitation of CVE-2019-20665 in the wild and no public exploit code.

All Netgear Rbk20 Firmware vulnerabilities

Sources

Also known as GHSA-7f4f-9f8v-45c8.

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