CVE-2021-26100

Description

A missing cryptographic step in the Identity-Based Encryption service of FortiMail before 7.0.0 may allow an unauthenticated attacker who intercepts the encrypted messages to manipulate them in such a way that makes the tampering and the recovery of the plaintexts possible.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Vendor Advisory fortiguard.com
Affected: Fortinet Fortinet FortiMail
Published at:
Updated at:

References

Link Tags
https://fortiguard.com/advisory/FG-IR-21-003 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-26100?
CVE-2021-26100 has been scored as a medium severity vulnerability.
How to fix CVE-2021-26100?
To fix CVE-2021-26100, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-26100 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-26100 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-2021-26100?
CVE-2021-26100 affects Fortinet Fortinet FortiMail.
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