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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…

Medium6.7EPSS 0.85%
Published
Updated
Reserved
Assigned by
fortinet

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.

Scores

CVSS scores of CVE-2023-40720, by who scored it
Scored byCVSSScoreVector
fortinetCNA (assigner)3.1Medium6.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:P/RL:X/RC:C
NVDNVD · Modified3.1High7.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
EPSS (exploitation in 30 days)
0.85% · top 42% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.

Weakness

Affected products

  • Fortinet · FortiVoice

    • affected 7.0.0 – ≤ 7.0.1
    • affected 6.4.0 – ≤ 6.4.8
    • affected 6.0.0 – ≤ 6.0.12

What to do

Solution: Please upgrade to FortiVoice version 7.0.2 or above Please upgrade to FortiVoice version 6.4.9 or above

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .