Vulnerability in Fortinet Forticlient Endpoint Management Server

CVE-2021-24019

An insufficient session expiration vulnerability [CWE- 613] in FortiClientEMS versions 6.4.2 and below, 6.2.8 and below may allow an attacker to reuse the unexpired admin user session IDs to gain admin privileges, should the attacker be able to obtain that session ID (via other, hypothetical attacks)

EPSS: 0.039 (89.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24019?
CVE-2021-24019 is a high-severity vulnerability in Fortinet Forticlient Endpoint Management Server, classified under Insufficient Session Expiration. CVSS score: 8.1/10. Published 2021-10-06.
How severe is CVE-2021-24019?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2021-24019 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.