CVE-2020-24335

HIGH

uIP <1.0 - Memory Corruption

Title source: llm
STIX 2.1

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.

References (5)

Core 5
Core References
Product, Third Party Advisory x_refsource_misc
https://github.com/adamdunkels/uip
Product, Third Party Advisory x_refsource_misc
https://github.com/contiki-os/contiki
Product, Third Party Advisory x_refsource_misc
https://github.com/contiki-ng/contiki-ng
Third Party Advisory, US Government Resource x_refsource_misc
https://www.kb.cert.org/vuls/id/815128
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01

Scores

CVSS v3 7.5
EPSS 0.0209
EPSS Percentile 84.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-125
Status published
Products (1)
uip_project/uip < 1.0
Published Feb 02, 2021
Tracked Since Feb 18, 2026