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CVE-2023-33307

MEDIUMCVSS 6.5/10EPSS 0.59%

Last modified

CVE-2023-33307 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A null pointer dereference in Fortinet FortiOS before 7.2.5 and before 7.0.11, FortiProxy before 7.2.3 and before 7.0.9 allows attacker to denial of sslvpn service via specifically crafted request in network parameter.. EPSS estimates a 0.59% chance of exploitation in the next 30 days.

Description

A null pointer dereference in Fortinet FortiOS before 7.2.5 and before 7.0.11, FortiProxy before 7.2.3 and before 7.0.9 allows attacker to denial of sslvpn service via specifically crafted request in network parameter.

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
0.59%

43.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FortinetFortiproxy>= 7.0.0, <= 7.0.9
FortinetFortiproxy>= 7.2.0, <= 7.2.3
FortinetFortios>= 7.0.0, < 7.0.11
FortinetFortios>= 7.2.0, < 7.2.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-33307?
A null pointer dereference in Fortinet FortiOS before 7.2.5 and before 7.0.11, FortiProxy before 7.2.3 and before 7.0.9 allows attacker to denial of sslvpn service via specifically crafted request in network parameter.
How severe is CVE-2023-33307?
CVE-2023-33307 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.59% probability of exploitation in the next 30 days.
How do I fix CVE-2023-33307?
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-2023-33307?

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

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Source: NVD / NIST