Buffer Overflow Vulnerability in RIOT-OS Affecting Networking Functionality
CVE-2021-27698

9.8CRITICAL

Key Information:

Vendor

Riot-os

Status
Riot
Vendor
CVE Published:
6 April 2021

What is CVE-2021-27698?

RIOT-OS 2021.01 is impacted by a buffer overflow vulnerability located in the /sys/net/gnrc/routing/rpl/gnrc_rpl_control_messages.c file. This vulnerability is triggered through the _parse_options() function, which can lead to potential exploitation affecting the networking capabilities of devices running this version. Properly parsing these control messages is crucial to ensure stable and secure routing operations.

References

https://github.com/RIOT-OS/RIOT/issues/16085
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.