High severity · published Apr 11, 2023
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 before 7.0.10, FortiProxy version 7.2.0…
8.8
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiOS · Fortinet
6.2.0 before 6.4.13; 7.0.0 before 7.0.11; 7.2.0 before 7.2.4 · source: NVD
FO
Fortiproxy · Fortinet
1.0.0 through 2.0.9; 7.0.0 before 7.0.8; 7.2.0 before 7.2.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-43947
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-43947
Vendor Advisory
https://fortiguard.com/psirt/FG-IR-22-444
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