CVE-2021-26095

Description

The combination of various cryptographic issues in the session management of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6, including the encryption construction of the session cookie, may allow a remote attacker already in possession of a cookie to possibly reveal and alter or forge its content, thereby escalating privileges.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.31%

Vendor Advisory fortiguard.com

Affected: Fortinet Fortinet FortiMail

References

Link	Tags
https://fortiguard.com/advisory/FG-IR-21-019	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-26095?: CVE-2021-26095 has been scored as a high severity vulnerability.
How to fix CVE-2021-26095?: To fix CVE-2021-26095, 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-2021-26095 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-26095 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-2021-26095?: CVE-2021-26095 affects Fortinet Fortinet FortiMail.

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