CVE-2021-27853

Published Sep 27, 2022

Last updated 2 years ago

Overview

Description
Layer 2 network filtering capabilities such as IPv6 RA guard or ARP inspection can be bypassed using combinations of VLAN 0 headers and LLC/SNAP headers.
Source
cret@cert.org
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
4.7
Impact score
1.4
Exploitability score
2.8
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Severity
MEDIUM

Weaknesses

nvd@nist.gov
CWE-290
cret@cert.org
CWE-290

Social media

Hype score
Not currently trending

Configurations