CVE-2021-26111

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
fortinetCNA
6.5 MEDIUM
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 29%
VendorProductVersion
fortinetfortiswitch
𝑥
≤ 3.6.11
fortinetfortiswitch
6.0.0 ≤
𝑥
≤ 6.0.6
fortinetfortiswitch
6.2.0 ≤
𝑥
≤ 6.2.6
fortinetfortiswitch
6.4.0 ≤
𝑥
≤ 6.4.6
𝑥
= Vulnerable software versions