NVD / CVE Program· CNA fortinet

CVE-2024-23109: An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet allows attacker to…

CriticalCVSS 9.8 · v3.1—No exploit No fix recorded

Noroxi assessment

Priority: Plan (action score 40/100)

The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
Probability of exploitation in the next 30 days: 3.2% (FIRST EPSS); higher than 88.6% of all records.
Anyone who can reach it over the internet can trigger it. No account or password is required. No user action is required. No special conditions are required; it is repeatable.
According to CISA the attack is automatable: targets can be found by mass scanning.
According to the record, no fixed version is available yet.
Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Add it to your regular patch cycle. Update when a fix is released; follow the vendor's advisory.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet allows attacker to execute unauthorized code or commands via via crafted API requests.

BDU:2024-01127

Published: Feb 5, 2024
Updated: Jun 17, 2026
EPSS: 3.2% · 88th percentile
CWE: CWE-78

Report tools

JSON

Action score

Plan

Add it to your regular patch cycle.

CVSS: 39 / 40 · 9.8 / 10
CISA KEV: 0 / 30 · Not listed
EPSS: 1 / 30 · 3.2%

CISA SSVC decision

Exploitation: none
Automatable: yes
Technical impact: total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD: 9.8
CNA · fortinet: 9.7; 0.1 point gap

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:X/RC:X

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Get told when this record changes

Not in KEV: no record of exploitation in the wild
No public exploit code on record
No fixed version yet

If any of these changes, we'll tell you in the daily email digest.

Is your version affected? Check it

Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

Vendor	Product	CPE
fortinet	fortisiem	cpe:2.3:a:fortinet:fortisiem

Versions reported by the vendor

Affected version ranges reported by the assigning authority (fortinet). Independent of NVD's CPE analysis and usually ahead of it.

Fortinet FortiSIEM
- 7.1.1affected
- 7.0.0 and later · up to and including 7.0.2affected · semver
- 6.7.0 and later · up to and including 6.7.8affected · semver
- 6.6.0 and later · up to and including 6.6.3affected · semver
- 6.5.0 and later · up to and including 6.5.2affected · semver
- 6.4.0 and later · up to and including 6.4.3affected · semver

Affected versions · NVD (7)

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

fortinet fortisiem6.4.0 and later · up to 6.4.2 inclusive
fortinet fortisiem6.5.0 and later · up to 6.5.2 inclusive
fortinet fortisiem6.6.0 and later · up to 6.6.3 inclusive
fortinet fortisiem6.7.0 and later · up to 6.7.8 inclusive
fortinet fortisiem7.0.0 and later · up to 7.0.2 inclusive
fortinet fortisiem7.1.0
fortinet fortisiem7.1.1

Same product

fortinet: all records

Other highest-scoring records for the same primary product.

CVE-2023-34992A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet allows attacker to…
64This week
CVE-2024-23108An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet allows attacker to…
63This week
CVE-2025-25256An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] vulnerability in…
58Plan

Published before and after this one in the same product

← EarlierCVE-2023-41676Nov 14, 2023 · An exposure of sensitive information to an unauthorized actor [CWE-200] in FortiSIEM version 7.0.0 and before 6.7.5 may allow an attacker…
26Monitor
← EarlierCVE-2023-45585Nov 14, 2023 · An insertion of sensitive information into log file vulnerability [CWE-532] in FortiSIEM version 7.0.0, version 6.7.6 and below, version 6.
13Monitor
Later →CVE-2024-46667Jan 14, 2025 · A allocation of resources without limits or throttling in Fortinet FortiSIEM 5.3 all versions, 5.4 all versions, 6.x all versions, 7.0 all…
30Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

CVE-2023-34992118 days apartA improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet allows attacker to…
64This week
CVE-2024-231080 days apartAn improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet allows attacker to…
63This week
CVE-2023-3655383 days apartA improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiSIEM version 5.4.0 and 5.3.0…
40Plan

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

TR-24-0093 · Feb 8, 2024(Fortinet Güvenlik Bildirimi)

All national notices →

Not on record for this CVE: EPSS history · patch commit or PR link · researcher credit · public bounty program.

Technical details

Attack conditions

Anyone who can reach it over the internet can trigger it.
No account or password is required.
No user action is required.
No special conditions are required; it is repeatable.

If successful

Confidentiality: high · data can be read
Integrity: high · data or configuration can be modified
Availability: high · the service can be disrupted

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

Weakness class (CWE)

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

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd-primary

Root cause

User input is inserted as text into a shell command. The shell may interpret special characters in the input as part of the command.

The bug in code

The whole CWE-78 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

1const host = req.body.host;
2exec("ping -c 1 " + host, onResult);

Fixed

1const host = req.body.host;
2if (!/^[a-z0-9.-]{1,253}$/i.test(host)) return res.sendStatus(400);
3execFile("ping", ["-c", "1", host], onResult);

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Attack patterns (CAPEC)

ATT&CK techniques

—

Change log (0)

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

fortiguard.com/psirt/FG-IR-23-130

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records