CVE-2020-24335 Memory corruption in n/a
Attackers can corrupt memory and potentially execute code or cause denial of service via crafted DNS packets in the uIP stack used by Contiki.
- 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-2020-24335?
CVE-2020-24335 is a high-severity memory corruption vulnerability in n/a, published on 2 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in uIP through 1.0, as used in Contiki and Contiki-NG. Domain name parsing lacks bounds checks, allowing an attacker to corrupt memory with crafted DNS packets.
Weakness: CWE-125
Which versions are affected by CVE-2020-24335?
It affects 1 product.
Products include Uip Project Uip.
How do I fix CVE-2020-24335?
No fix has been published for CVE-2020-24335 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-2020-24335 being exploited?
There is no known exploitation of CVE-2020-24335 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-h4mf-p43f-8979.