PT-2021-17606 · Riot-Os · Riot-Os

Nmeumo · Published 2021-04-06 · Updated 2021-04-09 · CVE-2021-27697

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: RIOT-OS version 2021.01

Description: The issue is related to a buffer overflow in the sys/net/gnrc/routing/rpl/gnrc rpl validation.c file, specifically through the gnrc rpl validation options() function.

Recommendations: For RIOT-OS version 2021.01, consider disabling the gnrc rpl validation options() function as a temporary workaround until a patch is available.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2021-27697

Affected Products

Riot-Os

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2021-27697 · Security Note
• https://osv.dev/vulnerability/CVE-2021-27697 · Vendor Advisory
• https://github.com/RIOT-OS/RIOT/issues/16062 · Note