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CVE-2023-40720

HIGHCVSS 7.1/10EPSS 0.85%

Last modified

CVE-2023-40720 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. 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.. EPSS estimates a 0.85% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.1/10

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

EPSS Probability
0.85%

53.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FortinetFortivoice>= 6.0.0, <= 6.0.12
FortinetFortivoice>= 6.4.0, <= 6.4.8
FortinetFortivoice7.0.0
FortinetFortivoice7.0.1

References

Timeline

Published
Last Modified
Status
Modified

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.
How severe is CVE-2023-40720?
CVE-2023-40720 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.85% probability of exploitation in the next 30 days.
How do I fix CVE-2023-40720?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-40720?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST