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Fortivoice CVE-2023-37932

MEDIUM
Path Traversal (CWE-22)
2024-01-10 psirt@fortinet.com
6.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V5 - File Handling Path canonicalization, traversal prevention
MITRE ATT&CK

2 techniques across 2 tactics: Discovery, Collection

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.5 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 0.48%.

Exploit ScenarioDerived

A remote attacker could access files and directories outside the intended path by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability [CWE-22] in FortiVoiceEntreprise version 7.0.0 and before 6.4.7 allows an authenticated attacker to. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Earlier versions of this analysis (1)
v1 Mar 28, 2026 - 19:34 CVSS 6.5

An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability [CWE-22] in FortiVoiceEntreprise version 7.0.0 and before 6.4.7 allows an authenticated attacker to read

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability [CWE-22] in FortiVoiceEntreprise version 7.0.0 and before 6.4.7 allows an authenticated attacker to read arbitrary files from the system via sending crafted HTTP or HTTPS requests Affected products include: Fortinet Fortivoice. Version information: version 7.0.0.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionCVE.org

An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability [CWE-22] in FortiVoiceEntreprise version 7.0.0 and before 6.4.7 allows an authenticated attacker to read arbitrary files from the system via sending crafted HTTP or HTTPS requests

Executive ViewAI

Why It Matters

Organizations using FortiVoiceEntreprise should be aware of notable risk from CVE-2023-37932, a path traversal vulnerability rated CVSS 6.5. This could allow unauthorized file access. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: restrict file access via WAF, implement allowlists.

Threat Intelligence Overview

EPSS Score
0.5%
Top 35% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.5%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.

Affected Products (CPE)CVE.org

cpe:2.3:a:fortinet:fortivoice:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortivoice:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortivoice:7.0.0:*:*:*:*:*:*:*
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Arbitrary file write and folder deletion in Fortinet FortiManager, FortiOS, and FortiProxy is possible via a path traver

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CVE-2024-48885 CRITICAL
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CVE-2023-37931 HIGH
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CVE-2025-47856 HIGH
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CVE-2025-64156 HIGH
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Authenticated attackers with administrative privileges can exploit a SQL injection flaw in Fortinet FortiVoice to execut

CVE-2021-42757 MEDIUM
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A buffer overflow [CWE-121] in the TFTP client library of FortiOS before 6.4.7 and FortiOS 7.0.0 through 7.0.2, may allo

CVE-2025-58693 MEDIUM
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An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiVoice 7

CVE-2021-24008 MEDIUM
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An exposure of sensitive system information to an unauthorized control sphere vulnerability [CWE-497] in FortiDDoS versi

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