CVE-2015-2177 Denial of service in n/a
Remote attackers can cause denial of service on Siemens SIMATIC S7-300 CPU devices by sending crafted packets to TCP port 102 or Profibus.
- 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-2015-2177?
CVE-2015-2177 is a high-severity denial of service vulnerability in n/a, published on 7 Mar 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Siemens SIMATIC S7-300 CPU devices allow remote attackers to cause a denial of service (defect-mode transition) via crafted packets on (1) TCP port 102 or (2) Profibus.
Weakness: CWE-20
Which versions are affected by CVE-2015-2177?
It affects 2 products.
Products include Siemens Simatic S7-300 Cpu, Siemens Simatic S7-300 Cpu Firmware.
How do I fix CVE-2015-2177?
No fix has been published for CVE-2015-2177 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-2015-2177 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2015-2177 exists.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-wm75-j4x9-j8hf.