CVE-2016-20009 Memory corruption in n/a
A stack-based buffer overflow in the DNS client allows attackers to execute arbitrary code or cause denial of service on unsupported VxWorks systems.
- 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-2016-20009?
CVE-2016-20009 is a critical memory corruption vulnerability in n/a, published on 11 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A DNS client stack-based buffer overflow in ipdnsc_decode_name() affects Wind River VxWorks 6.5 through 7. NOTE: This vulnerability only affects products that are no longer supported by the maintainer
Weakness: CWE-787
Which versions are affected by CVE-2016-20009?
It affects 8 products.
Products include Siemens Sgt-100 Firmware, Siemens Sgt-200 Firmware, Siemens Sgt-300 Firmware, Siemens Sgt-400 Firmware, Siemens Sgt-A20 Firmware, Siemens Sgt-A35 Firmware and 2 more.
How do I fix CVE-2016-20009?
No fix has been published for CVE-2016-20009 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2016-20009 being exploited?
There is no known exploitation of CVE-2016-20009 in the wild and no public exploit code.
Sources
Also known as GHSA-347g-p4qh-9qw2.