Missing Required Cryptographic Step in FortiMail - CVE-2021-26100
Published: July 13, 2021
Vulnerability identifier: #VU54790
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-26100
CWE-ID: CWE-325
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a missing cryptographic step in FortiMail IBE. A remote attacker who intercepts the encrypted messages can manipulate them in such a way that makes the tampering and the recovery of the plaintexts possible.
Affected software
FortiMail
How to mitigate CVE-2021-26100
Install updates from vendor's website.
FortiMail - update to 7.0.0