CVE-2020-13987

—

CVSS 3.1

7.5 high

EPSS

3%p88

Published

Dec 11, 2020 (Dec 11, 2020)

Modified

Jun 17, 2026

Description

An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upper_layer_chksum in net/ipv4/uip.c.

Vendors: uip project open-iscsi project siemens
Products: uip, open-iscsi, sentron 3va com100 firmware, sentron 3va com800 firmware, sentron pac3200 firmware, sentron pac4200 firmware
Weakness: CWE-125
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (3.3%)

In the news0 stories

No ingested article mentions this CVE yet.