CVE-2018-19978 Memory corruption in n/a

High 8.0 Published Updated

Remote authenticated attackers can achieve root code execution via buffer overflow in the DHCP/PPPOE configuration interface of Auerswald IP phones.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-19978?

CVE-2018-19978 is a high-severity memory corruption vulnerability in n/a, published on 29 May 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A buffer overflow vulnerability in the DHCP and PPPOE configuration interface of the Auerswald COMfort 1200 IP phone 3.4.4.1-10589 allows a remote attacker (authenticated as simple user in the same network as the device) to trigger remote code execution via a POST request (ManufacturerName parameter) to the web server on the device. The web server is running with root privileges and the injected code will also run with root privileges.

Weakness: CWE-119

Which versions are affected by CVE-2018-19978?

It affects 1 product.

Products include Auerswald Comfortel 1200 Ip Firmware.

How do I fix CVE-2018-19978?

No fix has been published for CVE-2018-19978 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-19978 being exploited?

There is no known exploitation of CVE-2018-19978 in the wild and no public exploit code.

Sources

Also known as GHSA-34vw-wmm7-63j4.

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