Vulnerabilities > CVE-2021-3323 - Integer Underflow (Wrap or Wraparound) vulnerability in Zephyrproject Zephyr 2.4.0

047910
CVSS 9.8 - CRITICAL
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
HIGH
Integrity impact
HIGH
Availability impact
HIGH
network
low complexity
zephyrproject
CWE-191
critical
NVD
Published: 2021-10-12
Updated: 2021-10-18

Summary

Integer Underflow in 6LoWPAN IPHC Header Uncompression in Zephyr. Zephyr versions >= >=2.4.0 contain Integer Underflow (Wrap or Wraparound) (CWE-191). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-89j6-qpxf-pfpc

Vulnerable Configurations

Part Description Count
OS
Zephyrproject
4

Common Weakness Enumeration (CWE)

References