CVE-2019-20738 Cross-site scripting in n/a

Medium 5.2 Published Updated

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-2019-20738?

CVE-2019-20738 is a medium-severity cross-site scripting vulnerability in Netgear D6100 Firmware, published on 16 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 D6100 before 1.0.0.58, D7800 before 1.0.1.34, JNR1010v2 before 1.1.0.50, JWNR2010v5 before 1.1.0.50, RBK50 before 2.3.5.30, RBR50 before 2.3.5.30, RBS50 before 2.3.5.30, R6020 before 1.0.0.30, R6080 before 1.0.0.30, R6100 before 1.0.1.16, R6120 before 1.0.0.40, R6700v2 before 1.2.0.14, R6800 before 1.2.0.14, R6900v2 before 1.2.0.14, R7500v2 before 1.0.3.26, R7800 before 1.0.2.46, R9000 before 1.0.4.2, WN3000RPv2 before 1.0.0.52, WN3000RPv3 before 1.0.2.78, WNDR3700v4 before 1.0.2.102, WNDR3700v5 before 1.1.0.54, WNDR4300v1 before 1.0.2.104, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, WNR1000v4 before 1.1.0.50, WNR2000v5 before 1.0.0.64, WNR2020 before 1.1.0.50, and WNR2050 before 1.1.0.50. NOTE: this may be a result of an incomplete fix for CVE-2017-18866.

Weakness: CWE-79

Which versions are affected by CVE-2019-20738?

It affects 25 products.

Products include Netgear D6100 Firmware, Netgear D7800 Firmware, Netgear Jnr1010 Firmware, Netgear Jwnr2010 Firmware, Netgear R6020 Firmware, Netgear R6080 Firmware and 19 more.

How do I fix CVE-2019-20738?

No fix has been published for CVE-2019-20738 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-2019-20738 being exploited?

There is no known exploitation of CVE-2019-20738 in the wild and no public exploit code.

All Netgear D6100 Firmware vulnerabilities

Sources

Also known as GHSA-p9w5-hjj9-xmfq.

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