CVE-2017-18700 Cross-site scripting in n/a

Medium 5.2 Published 24 Apr 2020 Updated 5 Aug 2024

Stored XSS in NETGEAR routers allows attackers to inject scripts, potentially leading to session hijacking or malicious actions.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2017-18700?

CVE-2017-18700 is a medium-severity cross-site scripting vulnerability in Netgear D6400 Firmware, published on 24 Apr 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Certain NETGEAR devices are affected by stored XSS. This affects D6400 before 1.0.0.60, D7000 before 1.0.1.50, D8500 before 1.0.3.29, EX6200 before 1.0.3.84, EX7000 before 1.0.0.60, R6250 before 1.0.4.16, R6300v2 before 1.0.4.18, R6400 before 1.01.32, R6400v2 before 1.0.2.44, R6700 before 1.0.1.36, R6900 before 1.0.1.34, R6900P before 1.3.0.8, R7000 before 1.0.9.14, R7000P before 1.3.0.8, R7100LG before 1.0.0.34, R7300DST before 1.0.0.56, R7900 before 1.0.1.26, R8000 before 1.0.4.4, R8300 before 1.0.2.106, R8500 before 1.0.2.106, R9000 before 1.0.2.52, WNDR3400v3 before 1.0.1.16, WNR3500Lv2 before 1.2.0.46, and WNDR3700v5 before 1.1.0.48.

Weakness: CWE-79

Which versions are affected by CVE-2017-18700?

It affects 23 products.

Products include Netgear D6400 Firmware, Netgear D7000 Firmware, Netgear D8500 Firmware, Netgear Ex6200 Firmware, Netgear Ex7000 Firmware, Netgear R6250 Firmware and 17 more.

How do I fix CVE-2017-18700?

No fix has been published for CVE-2017-18700 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-2017-18700 being exploited?

There is no known exploitation of CVE-2017-18700 in the wild and no public exploit code.

All Netgear D6400 Firmware vulnerabilities

Sources

Also known as GHSA-hhj9-744r-pjmr.