What is CVE-2021-26096?

CVE-2021-26096 is a medium-severity vulnerability in Fortinet Fortisandbox, classified under Out-of-bounds Write. CVSS score: 6.4/10. Published 2021-08-04.

How severe is CVE-2021-26096?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Buffer overflow in Fortinet Fortisandbox

CVE-2021-26096

Multiple instances of heap-based buffer overflow in the command shell of FortiSandbox before 4.0.0 may allow an authenticated attacker to manipulate memory and alter its content by means of specifically crafted command line arguments.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (51.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L.

Affected products

Fortinet Fortisandbox — versions FortiSandbox before 4.0.0
Fortinet Fortisandbox

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

psirt@fortinet.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-26096?: CVE-2021-26096 is a medium-severity vulnerability in Fortinet Fortisandbox, classified under Out-of-bounds Write. CVSS score: 6.4/10. Published 2021-08-04.
How severe is CVE-2021-26096?: Medium severity. CVSS v3 base score is 6.4 out of 10.