CVE-2023-33305

Description

A loop with unreachable exit condition ('infinite loop') in Fortinet FortiOS version 7.2.0 through 7.2.4, FortiOS version 7.0.0 through 7.0.10, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all versions, FortiProxy version 7.2.0 through 7.2.3, FortiProxy version 7.0.0 through 7.0.9, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1 all versions, FortiProxy 1.0 all versions, FortiWeb version 7.2.0 through 7.2.1, FortiWeb version 7.0.0 through 7.0.6, FortiWeb 6.4 all versions, FortiWeb 6.3 all versions allows attacker to perform a denial of service via specially crafted HTTP requests.

Remediation

Solution:

  • Please upgrade to FortiPAM version 1.0.0 or above Please upgrade to FortiWeb version 7.2.2 or above Please upgrade to FortiWeb version 7.0.7 or above Please upgrade to FortiOS version 7.4.0 or above Please upgrade to FortiOS version 7.2.5 or above Please upgrade to FortiOS version 7.0.11 or above Please upgrade to FortiProxy version 7.2.4 or above Please upgrade to FortiProxy version 7.0.10 or above

Category

4.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.14%
Vendor Advisory fortiguard.com
Affected: Fortinet FortiWeb
Affected: Fortinet FortiOS
Affected: Fortinet FortiProxy
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2023-33305?
CVE-2023-33305 has been scored as a medium severity vulnerability.
How to fix CVE-2023-33305?
To fix CVE-2023-33305: Please upgrade to FortiPAM version 1.0.0 or above Please upgrade to FortiWeb version 7.2.2 or above Please upgrade to FortiWeb version 7.0.7 or above Please upgrade to FortiOS version 7.4.0 or above Please upgrade to FortiOS version 7.2.5 or above Please upgrade to FortiOS version 7.0.11 or above Please upgrade to FortiProxy version 7.2.4 or above Please upgrade to FortiProxy version 7.0.10 or above
Is CVE-2023-33305 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-33305 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-33305?
CVE-2023-33305 affects Fortinet FortiWeb, Fortinet FortiOS, Fortinet FortiProxy.
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