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CVE-2021-26111

Published: Jun 1, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-401
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.4%
Top 70.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-401

Affected Products

FortiSwitchFortinet Inc.Security Products
fortiswitchfortinetSecurity Products
Fortinet FortiSwitchFortinetSecurity Products
fortinet inc.commercialUSNetworking Infrastructureaka fortinet
fortinetcommercialUSSecurity Productsaka forti net

Exploitability

Official Patch Available

References

https://nvd.nist.gov/vuln/detail/CVE-2021-26111
nvd.nist.gov
https://fortiguard.com/advisory/FG-IR-21-026
fortiguard.com

Timeline

Published
Jun 1, 2021
Last Updated
Nov 21, 2024

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