CVE-2018-10996 Memory corruption in n/a

Critical 9.8 Published Updated

Attackers can execute arbitrary code or cause denial of service on D-Link DIR-629-B1 routers via a buffer overflow in the weblogin_log function.

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-2018-10996?

CVE-2018-10996 is a critical memory corruption vulnerability in n/a, published on 12 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The weblogin_log function in /htdocs/cgibin on D-Link DIR-629-B1 devices allows attackers to execute arbitrary code or cause a denial of service (buffer overflow) via a session.cgi?ACTION=logout request involving a long REMOTE_ADDR environment variable.

Weakness: CWE-119

Which versions are affected by CVE-2018-10996?

It affects 1 product.

Products include D-Link Dir-629-B Firmware.

How do I fix CVE-2018-10996?

No fix has been published for CVE-2018-10996 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-2018-10996 being exploited?

There is no known exploitation of CVE-2018-10996 in the wild and no public exploit code.

Sources

Also known as GHSA-5mww-mgm6-387j.

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