Critical severity · published Jul 26, 2023
CVE-2023-33308
A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7.0.0 through 7.0.10 and 7.2.0 through 7.2.3 and FortiProxy version 7.0.0 through 7.0.9 and 7.2.0…
9.8
CVSS
2.1%
EPSS
No
On KEV
Description
A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7.0.0 through 7.0.10 and 7.2.0 through 7.2.3 and FortiProxy version 7.0.0 through 7.0.9 and 7.2.0 through 7.2.2 allows a remote unauthenticated attacker to execute arbitrary code or command via crafted packets reaching proxy policies or firewall policies with proxy mode alongside deep or full packet inspection.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiOS · Fortinet
7.0.0 through 7.0.10; 7.2.0 through 7.2.3 · source: NVD
FO
Fortiproxy · Fortinet
7.0.0 through 7.0.9; 7.2.0; 7.2.1; 7.2.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-33308
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-33308
Vendor Advisory
https://fortiguard.com/psirt/FG-IR-23-183
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