CVE-2021-26112

Multiple stack-based buffer overflow vulnerabilities [CWE-121] both in network daemons and in the command line interpreter of FortiWAN before 4.5.9 may allow an unauthenticated attacker to potentially corrupt control data in memory and execute arbitrary code via specifically crafted requests.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
fortinetCNA
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 85%
VendorProductVersion
fortinetfortiwan
𝑥
≤ 4.5.8
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://fortiguard.com/psirt/FG-IR-21-065
https://fortiguard.com/psirt/FG-IR-21-065