What is CVE-2021-26111?

CVE-2021-26111 is a medium-severity vulnerability in Fortinet Fortiswitch, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 6.5/10. Published 2021-06-01.

How severe is CVE-2021-26111?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Fortinet Fortiswitch

CVE-2021-26111

A missing release of memory after effective lifetime vulnerability in FortiSwitch 6.4.0 to 6.4.6, 6.2.0 to 6.2.6, 6.0.0 to 6.0.6, 3.6.11 and below may allow an attacker on an adjacent network to exhaust available memory by sending specific…

EPSS: 0.004 (30.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Fortinet Fortiswitch — versions FortiSwitch 6.4.0 to 6.4.6, 6.2.0 to 6.2.6, 6.0.0 to 6.0.6, 3.6.11 and below
Fortinet Fortiswitch

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

psirt@fortinet.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-26111?: CVE-2021-26111 is a medium-severity vulnerability in Fortinet Fortiswitch, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 6.5/10. Published 2021-06-01.
How severe is CVE-2021-26111?: Medium severity. CVSS v3 base score is 6.5 out of 10.