CVE-2012-4703 Denial of service in n/a
Remote attackers can cause a denial of service by sending crafted packets to specific ports on Emerson DeltaV controllers.
- 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-2012-4703?
CVE-2012-4703 is a medium-severity denial of service vulnerability in n/a, published on 11 Mar 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Emerson DeltaV SE3006 through 11.3.1, DeltaV VE3005 through 10.3.1 and 11.x through 11.3.1, and DeltaV VE3006 through 10.3.1 and 11.x through 11.3.1 allow remote attackers to cause a denial of service (device restart) via a crafted packet on (1) TCP port 23, (2) UDP port 161, or (3) TCP port 513.
Weakness: CWE-399
Which versions are affected by CVE-2012-4703?
It affects 3 products.
Products include Emerson Deltav Se3006 Sd Plus Controller, Emerson Deltav Ve3005 Controller Md, Emerson Deltav Ve3006 Controller Md Plus.
How do I fix CVE-2012-4703?
No fix has been published for CVE-2012-4703 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-2012-4703 being exploited?
There is no known exploitation of CVE-2012-4703 in the wild and no public exploit code.
Sources
Also known as GHSA-9w3v-5m26-9mh6.