What is CVE-2019-17652?

CVE-2019-17652 is a medium-severity vulnerability in Fortinet Forticlient, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2020-02-06.

How severe is CVE-2019-17652?

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

Buffer overflow in Fortinet Forticlient

CVE-2019-17652

A stack buffer overflow vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to cause FortiClient processes running under root priviledge crashes via sending specially crafted "StartAvCustomScan" type IPC client requests to the fctsched process due the argv data not been well sanitized.

Vulnerability class: Buffer Overflow

EPSS: 0.014 (70.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Fortinet Forticlient
Fortinet Forticlientlinux — versions FortiClientLinux 6.2.1 and below

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

psirt@fortinet.com (x_refsource_CONFIRM, Vendor Advisory)
psirt@fortinet.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-17652?: CVE-2019-17652 is a medium-severity vulnerability in Fortinet Forticlient, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2020-02-06.
How severe is CVE-2019-17652?: Medium severity. CVSS v3 base score is 6.5 out of 10.