CVE-2021-26111

Description

A missing release of memory after effective lifetime vulnerability in FortiSwitch 6.4.0 to 6.4.6, 6.2.0 to 6.2.6, 6.0.0 to 6.0.6, 3.6.11 and below may allow an attacker on an adjacent network to exhaust available memory by sending specifically crafted LLDP/CDP/EDP packets to the device.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Vendor Advisory fortiguard.com
Affected: Fortinet Fortinet FortiSwitch
Published at:
Updated at:

References

Link Tags
https://fortiguard.com/advisory/FG-IR-21-026 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-26111?
CVE-2021-26111 has been scored as a medium severity vulnerability.
How to fix CVE-2021-26111?
To fix CVE-2021-26111, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-26111 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-26111 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-26111?
CVE-2021-26111 affects Fortinet Fortinet FortiSwitch.
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