Home/CVE/Fortinet Multiple Products Format String Vulnerability
CVE

CVE-2024-23113

Fortinet Multiple Products Format String Vulnerability

A use of externally-controlled format string in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, FortiProxy versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.8, 7.0.0 through 7.0.14, FortiPAM versions 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through 1.0.3, FortiSwitchManager versions 7.2.0 through 7.2.3, 7.0.0 through 7.0.3 allows attacker to execute unauthorized code or commands via specially crafted packets.

CRITICAL · CVSS 9.8 ⚠ CISA KEV EPSS 0.5438
Act now
  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬢

Required Remediation

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

⬡

Weakness Classification

CWE-134Use of Externally-Controlled Format String
▤

Affected Products & Versions

11
fortinet fortiproxy>= 7.0.0 and <= 7.0.14
fortinet fortiproxy>= 7.2.0 and <= 7.2.8
fortinet fortiproxy>= 7.4.0 and <= 7.4.2
fortinet fortiswitchmanager>= 7.0.0 and <= 7.0.3
fortinet fortiswitchmanager>= 7.2.0 and <= 7.2.3
fortinet fortios>= 7.0.0 and <= 7.0.13
fortinet fortios>= 7.2.0 and <= 7.2.6
fortinet fortios>= 7.4.0 and <= 7.4.2
◈

Detection Rules (IDS/IPS)

1
et-openET EXPLOIT Fortinet FGFM Arbitrary Code Execution via Externally-Controlled Format String (CVE-2024-23113)attempted-admin
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

9.8
CRITICAL · 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 NVD15 Feb 2024 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
yes
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.
⚑

Vendor Advisories

3
cisaKEV-CVE-2024-23113
siemens-csafSSA-832273
cisa-csafcisa-csaf-csaf_files-OT-white-2024-icsa-24-074-05
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://fortiguard.com/psirt/FG-IR-24-029Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-23113US Government Resource
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