Buffer overflow in Fortinet Fortiproxy
CVE-2021-22130
A stack-based buffer overflow vulnerability in FortiProxy physical appliance CLI 2.0.0 to 2.0.1, 1.2.0 to 1.2.9, 1.1.0 to 1.1.6, 1.0.0 to 1.0.7 may allow an authenticated, remote attacker to perform a Denial of Service attack by running the `diagnose sys cpuset` with a large cpuset mask value. Fortinet is not aware of any successful exploitation of this vulnerability that would lead to code execution.
Vulnerability class: Buffer Overflow
EPSS: 0.011 (62.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Fortinet Fortiproxy — versions FortiProxy 2.0.0 to 2.0.1, 1.2.0 to 1.2.9, 1.1.0 to 1.1.6, 1.0.0 to 1.0.7
- Fortinet Fortiproxy
Weakness classification (CWE)
References
- psirt@fortinet.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22130?
- CVE-2021-22130 is a medium-severity vulnerability in Fortinet Fortiproxy, classified under Out-of-bounds Write. CVSS score: 6.7/10. Published 2021-06-03.
- How severe is CVE-2021-22130?
- Medium severity. CVSS v3 base score is 6.7 out of 10.