CVE-2017-2234 Missing authorization in Toshiba Home gateway HEM-GW16A

Critical 9.8 Published 7 Jul 2017 Updated 5 Aug 2024

Remote attackers can access an undocumented developer screen to perform administrative operations on Toshiba home gateways.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2017-2234?

CVE-2017-2234 is a critical missing authorization vulnerability in Toshiba Home gateway HEM-GW16A, published on 7 Jul 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Toshiba Home gateway HEM-GW16A firmware HEM-GW16A-FW-V1.2.0 and earlier, Toshiba Home gateway HEM-GW26A firmware HEM-GW26A-FW-V1.2.0 and earlier may allow remote attackers to access a non-documented developer screen to perform operations on device with administrative privileges.

Which versions are affected by CVE-2017-2234?

It affects 2 products.

Products include Toshiba Hem-Gw16a Firmware, Toshiba Hem-Gw26a Firmware.

How do I fix CVE-2017-2234?

No fix has been published for CVE-2017-2234 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2017-2234 being exploited?

There is no known exploitation of CVE-2017-2234 in the wild and no public exploit code.

Sources

Also known as GHSA-g2hr-pv3q-c8r3.