High severity · published Dec 13, 2023
CVE-2023-36639
A use of externally-controlled format string in Fortinet FortiProxy versions 7.2.0 through 7.2.4, 7.0.0 through 7.0.10, FortiOS versions 7.4.0, 7.2.0 through 7.2.4, 7.0.0 through…
8.8
CVSS
1.1%
EPSS
No
On KEV
Description
A use of externally-controlled format string in Fortinet FortiProxy versions 7.2.0 through 7.2.4, 7.0.0 through 7.0.10, FortiOS versions 7.4.0, 7.2.0 through 7.2.4, 7.0.0 through 7.0.11, 6.4.0 through 6.4.12, 6.2.0 through 6.2.15, 6.0.0 through 6.0.17, FortiPAM versions 1.0.0 through 1.0.3 allows attacker to execute unauthorized code or commands via specially crafted API requests.
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)1.1% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiOS · Fortinet
6.0.0 through 6.0.17; 6.2.0 through 6.2.15; 6.4.0 through 6.4.12; 7.0.0 through 7.0.11; 7.2.0 through 7.2.4; 7.4.0 · source: NVD
FO
Fortipam · Fortinet
1.0.0 through 1.0.3; 1.1.0 · source: NVD
FO
Fortiproxy · Fortinet
7.0.0 through 7.0.10; 7.2.0 through 7.2.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-36639
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-36639
Vendor Advisory
https://fortiguard.com/psirt/FG-IR-23-138
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