Vulnerability Intelligence Report
CVE-2023-42789
A out-of-bounds write vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0.0 through 7.0.12, FortiOS 6.4.0 through 6.4.14, FortiOS 6.2.0 through 6.2.15, FortiProxy 7.4.0, FortiProxy 7.2.0 through 7.2.6, FortiProxy 7.0.0 through 7.0.12, FortiProxy 2.0.0 through 2.0.13, FortiSASE 23.2.b allows attacker to execute unauthorized code or commands via specially crafted HTTP requests.
No Active Exploit Signals
CVSS Base Score
9.3
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:3.28%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-787 ↗Execute unauthorized code or commands
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Fortinet | FortiProxy | 7.4.0 (affected), 7.2.0 <= 7.2.6 (affected), 7.0.0 <= 7.0.12 (affected), 2.0.0 <= 2.0.13 (affected) |
| Fortinet | FortiSASE | 23.2.b (affected) |
| Fortinet | FortiOS | 7.4.0 <= 7.4.1 (affected), 7.2.0 <= 7.2.5 (affected), 7.0.0 <= 7.0.12 (affected), 6.4.0 <= 6.4.14 (affected), 6.2.0 <= 6.2.15 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
3.279%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Fortinet, Inc. · Vendor · USA |
| Reserved | 2023-09-14T08:37:38 |
| Published | 2024-03-12T15:09:18 |
| Last Updated | 2026-07-08T12:43:54 |
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