CVE-2020-24335 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01 https://github.com/contiki-ng/contiki-ng https://github.com/adamdunkels/uip https://github.com/contiki-os/contiki https://www.kb.cert.org/vuls/id/815128

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5