CVE-2016-5681 Memory corruption in n/a

Critical 9.8 Published Updated

Remote attackers can execute arbitrary code on D-Link routers via a stack-based buffer overflow in the login API using a long session cookie.

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-2016-5681?

CVE-2016-5681 is a critical memory corruption vulnerability in n/a, published on 25 Aug 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in dws/api/Login on D-Link DIR-850L B1 2.07 before 2.07WWB05, DIR-817 Ax, DIR-818LW Bx before 2.05b03beta03, DIR-822 C1 3.01 before 3.01WWb02, DIR-823 A1 1.00 before 1.00WWb05, DIR-895L A1 1.11 before 1.11WWb04, DIR-890L A1 1.09 before 1.09b14, DIR-885L A1 1.11 before 1.11WWb07, DIR-880L A1 1.07 before 1.07WWb08, DIR-868L B1 2.03 before 2.03WWb01, and DIR-868L C1 3.00 before 3.00WWb01 devices allows remote attackers to execute arbitrary code via a long session cookie.

Weakness: CWE-119

Which versions are affected by CVE-2016-5681?

It affects 10 products.

Products include D-Link Dir-817l\(w\) Firmware, D-Link Dir-818l\(w\) Firmware, D-Link Dir-823 Firmware, D-Link Dir-850l Firmare, D-Link Dir-880l Firmware, D-Link Dir-885l Firmware and 4 more.

How do I fix CVE-2016-5681?

No fix has been published for CVE-2016-5681 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-2016-5681 being exploited?

There is no known exploitation of CVE-2016-5681 in the wild and no public exploit code.

Sources

Also known as GHSA-x7m8-97xv-fx44.

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