CVE-2018-7778 Auth bypass in Evlink Charging Station

Critical 9.8 Published Updated

Remote attackers can gain administrative privileges on Schneider Electric Evlink Charging Stations without authentication, requiring an upgrade to secure the device.

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-2018-7778?

CVE-2018-7778 is a critical authentication bypass vulnerability in Schneider Electric SE Evlink Charging Station, published on 3 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Schneider Electric Evlink Charging Station versions prior to v3.2.0-12_v1, the Web Interface has an issue that may allow a remote attacker to gain administrative privileges without properly authenticating remote users.

Weakness: CWE-306

Which versions are affected by CVE-2018-7778?

It affects 1 product.

Products include Schneider-Electric Evlink Charging Station Firmware.

How do I fix CVE-2018-7778?

No fix has been published for CVE-2018-7778 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-2018-7778 being exploited?

There is no known exploitation of CVE-2018-7778 in the wild and no public exploit code.

Sources

Also known as GHSA-vwm8-cpcx-vv4r.

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