CVE-2023-45586

Description

An insufficient verification of data authenticity vulnerability [CWE-345] in Fortinet FortiOS SSL-VPN tunnel mode version 7.4.0 through 7.4.1, version 7.2.0 through 7.2.7 and before 7.0.12 & FortiProxy SSL-VPN tunnel mode version 7.4.0 through 7.4.1, version 7.2.0 through 7.2.7 and before 7.0.13 allows an authenticated VPN user to send (but not receive) packets spoofing the IP of another user via crafted network packets.

Remediation

Solution:

  • Please upgrade to FortiProxy version 7.4.2 or above Please upgrade to FortiProxy version 7.2.8 or above Please upgrade to FortiProxy version 7.0.14 or above Please upgrade to FortiOS version 7.4.2 or above Please upgrade to FortiOS version 7.2.8 or above Please upgrade to FortiOS version 7.0.13 or above Please upgrade to FortiSASE version 23.4.a or above

Category

5.0
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.07%
Vendor Advisory fortiguard.com
Affected: Fortinet FortiProxy
Affected: Fortinet FortiOS
Published at:
Updated at:

References

Link Tags
https://fortiguard.com/psirt/FG-IR-23-225 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-45586?
CVE-2023-45586 has been scored as a medium severity vulnerability.
How to fix CVE-2023-45586?
To fix CVE-2023-45586: Please upgrade to FortiProxy version 7.4.2 or above Please upgrade to FortiProxy version 7.2.8 or above Please upgrade to FortiProxy version 7.0.14 or above Please upgrade to FortiOS version 7.4.2 or above Please upgrade to FortiOS version 7.2.8 or above Please upgrade to FortiOS version 7.0.13 or above Please upgrade to FortiSASE version 23.4.a or above
Is CVE-2023-45586 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-45586 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-2023-45586?
CVE-2023-45586 affects Fortinet FortiProxy, Fortinet FortiOS.
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