CVE-2017-2855 Memory corruption in Foscam C1 Indoor HD Camera

High 8.1 Published Updated

An attacker can compromise the device via buffer overflow in the DDNS client if DDNS is enabled and HTTP traffic is intercepted.

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-2017-2855?

CVE-2017-2855 is a high-severity memory corruption vulnerability in Foscam C1 Indoor HD Camera, published on 19 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An exploitable buffer overflow vulnerability exists in the DDNS client used by the Foscam C1 Indoor HD Camera running application firmware 2.52.2.43. On devices with DDNS enabled, an attacker who is able to intercept HTTP connections will be able to fully compromise the device by creating a rogue HTTP server.

Weakness: CWE-120

Which versions are affected by CVE-2017-2855?

It affects 1 product.

Products include Foscam C1 Firmware.

How do I fix CVE-2017-2855?

No fix has been published for CVE-2017-2855 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-2017-2855 being exploited?

There is no known exploitation of CVE-2017-2855 in the wild and no public exploit code.

Sources

Also known as GHSA-9pw4-7m4h-75rq.

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