Buffer overflow in Fortinet Fortiadc
CVE-2021-36193
Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.008 (56.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Fortinet Fortiadc — versions 7.0.0, 6.2.0, 6.1.0
- Fortinet Fortiddos — versions 5.7.0, 5.6.0, 5.5.0
- Fortinet Fortiddos-Cm — versions 5.5.0, 5.4.0, 5.3.0
- Fortinet Fortiddos-F — versions 6.3.0, 6.2.0, 6.1.0
- Fortinet Fortifone — versions 3.0.0
- Fortinet Fortimail — versions 7.0.0, 6.4.0, 6.2.0
- Fortinet Fortindr — versions 1.5.0, 1.4.0, 1.3.0
- Fortinet Fortirecorder — versions 6.4.0, 6.0.0, 2.7.0
- Fortinet Fortivoice — versions 6.4.0, 6.0.0
- Fortinet Fortiweb — versions 6.4.0, 6.3.0
Weakness classification (CWE)
References
- fortiguard.com/advisory/FG-IR-21-132 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-36193?
- CVE-2021-36193 is a medium-severity vulnerability in Fortinet Fortiadc, classified under Stack-based Buffer Overflow. CVSS score: 6.7/10. Published 2022-02-02.
- How severe is CVE-2021-36193?
- Medium severity. CVSS v3 base score is 6.7 out of 10.