CVE-2023-33308

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.

Remediation

Solution:

  • Please upgrade to FortiOS version 7.4.0 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 FortiProxy version 7.2.3 or above Please upgrade to FortiProxy version 7.0.10 or above

Categories

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 5.55% Top 15%
Vendor Advisory fortiguard.com
Affected: Fortinet FortiProxy
Affected: Fortinet FortiOS
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2023-33308?
CVE-2023-33308 has been scored as a critical severity vulnerability.
How to fix CVE-2023-33308?
To fix CVE-2023-33308: Please upgrade to FortiOS version 7.4.0 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 FortiProxy version 7.2.3 or above Please upgrade to FortiProxy version 7.0.10 or above
Is CVE-2023-33308 being actively exploited in the wild?
It is possible that CVE-2023-33308 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-33308?
CVE-2023-33308 affects Fortinet FortiProxy, Fortinet FortiOS.
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