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CVE-2023-33305

MEDIUMCVSS 6.5/10EPSS 0.83%

Last modified

CVE-2023-33305 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.83%

52.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FortinetFortiproxy>= 1.0.0, <= 1.0.7
FortinetFortiproxy>= 1.1.0, <= 1.1.6
FortinetFortiproxy>= 1.2.0, <= 1.2.13
FortinetFortiproxy>= 2.0.0, <= 2.0.12
FortinetFortiproxy>= 7.0.0, <= 7.0.9
FortinetFortiproxy>= 7.2.0, <= 7.2.3
FortinetFortiweb>= 6.3.0, <= 6.3.23
FortinetFortiweb>= 6.4.0, <= 6.4.3
FortinetFortiweb>= 7.0.0, <= 7.0.6
FortinetFortiweb7.2.0
FortinetFortiweb7.2.1
FortinetFortios>= 5.0.0, <= 5.0.14
FortinetFortios>= 5.2.0, <= 5.2.15
FortinetFortios>= 5.4.0, <= 5.4.13
FortinetFortios>= 5.6.0, <= 5.6.14
FortinetFortios>= 6.0.0, <= 6.0.17
FortinetFortios>= 6.2.0, <= 6.2.15
FortinetFortios>= 6.4.0, <= 6.4.13
FortinetFortios>= 7.0.0, <= 7.0.9
FortinetFortios>= 7.2.0, <= 7.2.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-33305?
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.
How severe is CVE-2023-33305?
CVE-2023-33305 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.
How do I fix CVE-2023-33305?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-33305?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST