CVE-2014-5074 Denial of service in n/a
Remote attackers can cause denial of service on Siemens SIMATIC S7-1500 devices by sending crafted TCP packets, requiring firmware updates.
- 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-2014-5074?
CVE-2014-5074 is a high-severity denial of service vulnerability in n/a, published on 17 Aug 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Siemens SIMATIC S7-1500 CPU devices with firmware before 1.6 allow remote attackers to cause a denial of service (device restart and STOP transition) via crafted TCP packets.
Which versions are affected by CVE-2014-5074?
It affects 8 products.
Products include Siemens Simatic S7-1500 Cpu Firmware, Siemens Simatic S7-1511-1 Pn Cpu, Siemens Simatic S7-1513-1 Pn Cpu, Siemens Simatic S7-1515-2 Pn Cpu, Siemens Simatic S7-1516-3 Pn\/Dp Cpu, Siemens Simatic S7-1516f-3 Pn\/Dp Cpu and 2 more.
How do I fix CVE-2014-5074?
No fix has been published for CVE-2014-5074 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-2014-5074 being exploited?
There is no known exploitation of CVE-2014-5074 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as GHSA-64h7-xqm5-vw78.