CVE-2017-12130 Null dereference in Tinysvcmdns
A crafted DNS packet causes a NULL pointer dereference in the tinysvcmdns library, leading to a server crash and denial of 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-2017-12130?
CVE-2017-12130 is a high-severity vulnerability in Talos Tinysvcmdns, published on 20 Jan 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An exploitable NULL pointer dereference vulnerability exists in the tinysvcmdns library version 2017-11-05. A specially crafted packet can make the library dereference a NULL pointer leading to a server crash and denial of service. An attacker needs to send a DNS query to trigger this vulnerability.
Weakness: CWE-476
Which versions are affected by CVE-2017-12130?
It affects 1 product.
Products include Tinysvcmdns Project Tinysvcmdns.
How do I fix CVE-2017-12130?
No fix has been published for CVE-2017-12130 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-12130 being exploited?
There is no known exploitation of CVE-2017-12130 in the wild and no public exploit code.
Other vulnerabilities in Talos Tinysvcmdns
Sources
Also known as GHSA-w7w4-rx65-9vww.