CVE-2014-1699 Denial of service in n/a

Medium 5.0 Published 7 Feb 2014 Updated 6 Aug 2024

Remote attackers can cause a denial of service in Siemens SIMATIC WinCC OA by sending malformed HTTP requests to the monitoring service.

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-2014-1699?

CVE-2014-1699 is a medium-severity denial of service vulnerability in n/a, published on 7 Feb 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Siemens SIMATIC WinCC OA before 3.12 P002 January allows remote attackers to cause a denial of service (monitoring-service outage) via malformed HTTP requests to port 4999.

Weakness: CWE-399

Which versions are affected by CVE-2014-1699?

It affects 1 product.

Products include Siemens Simatic Wincc Open Architecture.

How do I fix CVE-2014-1699?

No fix has been published for CVE-2014-1699 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-1699 being exploited?

There is no known exploitation of CVE-2014-1699 in the wild and no public exploit code.

Sources

Also known as GHSA-5h6v-x3m8-7h55.