CVE-2023-40720

Description

An authorization bypass through user-controlled key vulnerability [CWE-639] in FortiVoiceEntreprise version 7.0.0 through 7.0.1 and before 6.4.8 allows an authenticated attacker to read the SIP configuration of other users via crafted HTTP or HTTPS requests.

CVSS v3.1 Score

7.1

HIGH

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

Weakness Type (CWE)

CWE-639 CWE-639

Affected Products

Vendor	Product	Versions
fortinet	fortivoice	6.0.0 — 6.0.12
fortinet	fortivoice	6.4.0 — 6.4.8
fortinet	fortivoice	All
fortinet	fortivoice	All

References

Advisories & Patches

https://fortiguard.com/psirt/FG-IR-23-282 https://fortiguard.com/psirt/FG-IR-23-282

Frequently Asked Questions

What is CVE-2023-40720? +

An authorization bypass through user-controlled key vulnerability [CWE-639] in FortiVoiceEntreprise version 7.0.0 through 7.0.1 and before 6.4.8 allows an authenticated attacker to read the SIP configuration of other users via crafted HTTP or HTTPS requests. It has a CVSS v3.1 base score of 7.1 (HIGH).

How severe is CVE-2023-40720? +

CVE-2023-40720 has a CVSS v3.1 score of 7.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-40720? +

CVE-2023-40720 affects products from fortinet, specifically: fortivoice. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-40720? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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