Authorization Exploit in FortiMail Webmail by Fortinet
CVE-2023-36556

8.6HIGH

Key Information:

Vendor
Fortinet
Status
Fortimail
Vendor
CVE Published:
10 October 2023

Summary

An incorrect authorization vulnerability in FortiMail webmail allows authenticated attackers to gain unauthorized access to other users' accounts on the same web domain. This can be exploited through specially crafted HTTP or HTTPS requests, compromising user data and potentially leading to further attacks within the network. Various versions, including 7.2.0 to 7.2.2, as well as earlier versions below 6.4.7, are susceptible to this flaw.

Affected Version(s)

FortiMail 7.2.0 <= 7.2.2

FortiMail 7.0.0 <= 7.0.5

FortiMail 6.4.0 <= 6.4.7

References

https://fortiguard.com/psirt/FG-IR-23-202

CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.