SB2021060143 - 802.11 Frame Aggregation and Fragmentation Vulnerability in Fortinet FortiAP and Meru AP
Published: June 1, 2021 Updated: February 1, 2023
Security Bulletin ID
SB2021060143
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2020-26139)
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to forwarding EAPOL frames even though the sender is not yet authenticated. A remote attacker on the local network can cause a denial of service (DoS) condition on the target system.
Remediation
Install update from vendor's website.