Home/CVE/An improper neutralization of special elements used in an OS Command vulnerability in the administrative interface of Fo
CVE

CVE-2021-24015

An improper neutralization of special elements used in an OS Command vulnerability in the administrative interface of Fo

An improper neutralization of special elements used in an OS Command vulnerability in the administrative interface of FortiMail before 6.4.4 may allow an authenticated attacker to execute unauthorized commands via specifically crafted HTTP requests.

HIGH · CVSS 7.2 EPSS 0.00313
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

4
fortinet fortimail>= 5.4.0 and <= 5.4.12
fortinet fortimail>= 6.0.0 and < 6.0.11
fortinet fortimail>= 6.2.0 and < 6.2.7
fortinet fortimail>= 6.4.0 and < 6.4.4
▣

Scoring & Timeline

7.2
HIGH · CVSS v3.1 · psirt@fortinet.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Jul 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://fortiguard.com/advisory/FG-IR-21-021Vendor Advisory
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