CVE-2023-36556

Description

An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.5 and below 6.4.7 allows an authenticated attacker to login on other users accounts from the same web domain via crafted HTTP or HTTPs requests.

Remediation

Solution:

  • Please upgrade to FortiMail version 7.4.0 or above Please upgrade to FortiMail version 7.2.3 or above Please upgrade to FortiMail version 7.0.6 or above Please upgrade to FortiMail version 6.4.8 or above

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.27%
Vendor Advisory fortiguard.com
Affected: Fortinet FortiMail
Published at:
Updated at:

References

Link Tags
https://fortiguard.com/psirt/FG-IR-23-202 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-36556?
CVE-2023-36556 has been scored as a high severity vulnerability.
How to fix CVE-2023-36556?
To fix CVE-2023-36556: Please upgrade to FortiMail version 7.4.0 or above Please upgrade to FortiMail version 7.2.3 or above Please upgrade to FortiMail version 7.0.6 or above Please upgrade to FortiMail version 6.4.8 or above
Is CVE-2023-36556 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-36556 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-2023-36556?
CVE-2023-36556 affects Fortinet FortiMail.
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