CVE-2017-2235 Auth bypass in Toshiba Home gateway HEM-GW16A

Critical 9.8 Published 7 Jul 2017 Updated 5 Aug 2024

Attackers can bypass access restrictions to change the administrator password on Toshiba home gateways, gaining full control.

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-2017-2235?

CVE-2017-2235 is a critical authentication bypass 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 allows an attacker to bypass access restriction to change the administrator account password via unspecified vectors.

Which versions are affected by CVE-2017-2235?

It affects 2 products.

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

How do I fix CVE-2017-2235?

No fix has been published for CVE-2017-2235 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-2235 being exploited?

There is no known exploitation of CVE-2017-2235 in the wild and no public exploit code.

Sources

Also known as GHSA-w4qh-jqw8-wjwp.