CVE-2020-13988 Integer overflow in n/a

High 7.5 Published 11 Dec 2020 Updated 4 Aug 2024

An integer overflow in the Contiki OS uIP TCP/IP stack allows attackers to cause a denial of service via crafted IPv4 packets.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2020-13988?

CVE-2020-13988 is a high-severity vulnerability in n/a, published on 11 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Contiki through 3.0. An Integer Overflow exists in the uIP TCP/IP Stack component when parsing TCP MSS options of IPv4 network packets in uip_process in net/ipv4/uip.c.

Weakness: CWE-190

Which versions are affected by CVE-2020-13988?

It affects 1 product.

Products include Contiki-Ng Contiki-Ng.

How do I fix CVE-2020-13988?

Apply the vendor's patch.

Is CVE-2020-13988 being exploited?

There is no known exploitation of CVE-2020-13988 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2020-13988, GHSA-cx9v-96cj-78q9, UBUNTU-CVE-2020-13988.