CVE-2021-24018 — Out-of-bounds Write in Fortinet Fortios

CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
8.8HIGHNVD
CNA4.3
EPSS
0.1%
top 69.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Fortinet FortiosFortinet Fortios
Timeline
PublishedAug 4
Latest updateMay 24

Description

A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker located in the adjacent network to potentially execute arbitrary code via a specifically crafted firmware image.

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages2 packages

▶NVDfortinet/fortios6.4.0 — 6.4.7+2
▶CVEListV5fortinet/fortinet_fortiosFortiOS before 7.0.1

🔴Vulnerability Details

2
GHSA
GHSA-q8x9-vj32-mh5w: A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7↗2022-05-24
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CVEList
CVE-2021-24018: A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7↗2021-08-04
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📋Vendor Advisories

1
Fortinet
A buffer underwrite vulnerability in the firmware verification routine of FortiOS before 7.0.1 may allow an attacker loc...↗2021-08-04
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CVE-2021-24018 — Out-of-bounds Write in Fortinet | cvebase