CVE-2016-7112 Auth bypass in n/a

Critical 9.8 Published Updated

Attackers can bypass authentication on the web interface to perform administrative operations on SIPROTEC EN100 Ethernet modules.

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-2016-7112?

CVE-2016-7112 is a critical authentication bypass vulnerability in n/a, published on 6 Sep 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet module : All versions < V1.04.01; Firmware variant Modbus TCP for EN100 Ethernet module : All versions < V1.11.00; Firmware variant DNP3 TCP for EN100 Ethernet module : All versions < V1.03; Firmware variant IEC 104 for EN100 Ethernet module : All versions < V1.21; EN100 Ethernet module included in SIPROTEC Merging Unit 6MU80 : All versions < 1.02.02. Attackers with network access to the device's web interface (port 80/tcp) could possibly circumvent authentication and perform certain administrative operations.

Weakness: CWE-287

Which versions are affected by CVE-2016-7112?

It affects 1 product.

Products include Siemens En100 Ethernet Module Firmware.

How do I fix CVE-2016-7112?

No fix has been published for CVE-2016-7112 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-2016-7112 being exploited?

There is no known exploitation of CVE-2016-7112 in the wild and no public exploit code.

Sources

Also known as GHSA-j885-v5w5-36pc.

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