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CVE-2022-43947

An improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiOS version 7.2.0 through 7.2.3 and…

Medium4.7EPSS 0.40%
Published
Updated
Reserved
Assigned by
fortinet

Description

An improper restriction of excessive authentication attempts vulnerability [CWE-307] in Fortinet FortiOS version 7.2.0 through 7.2.3 and before 7.0.10, FortiProxy version 7.2.0 through 7.2.2 and before 7.0.8 administrative interface allows an attacker with a valid user account to perform brute-force attacks on other user accounts via injecting valid login sessions.

Scores

CVSS scores of CVE-2022-43947, by who scored it
Scored byCVSSScoreVector
fortinetCNA (assigner)3.1Medium4.7CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
NVDNVD · Modified3.1High8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.40% · top 65% of all CVEs (7 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 4.7.

Weakness

Affected products

  • Fortinet · FortiOS

    • affected 7.2.0 – ≤ 7.2.3
    • affected 7.0.0 – ≤ 7.0.10
    • affected 6.4.0 – ≤ 6.4.12
    • affected 6.2.0 – ≤ 6.2.13

  • Fortinet · FortiProxy

    • affected 7.2.0 – ≤ 7.2.1
    • affected 7.0.0 – ≤ 7.0.7
    • affected 2.0.0 – ≤ 2.0.12
    • affected 1.2.0 – ≤ 1.2.13
    • affected 1.1.0 – ≤ 1.1.6
    • affected 1.0.0 – ≤ 1.0.7

What to do

Solution: Please upgrade to FortiProxy version 7.2.2 or above Please upgrade to FortiProxy version 7.0.8 or above Please upgrade to FortiOS version 7.2.4 or above Please upgrade to FortiOS version 7.0.11 or above Please upgrade to FortiOS version 6.4.13 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 .