Auth bypass in Fortinet Fortiwlc
CVE-2021-42758
An improper access control vulnerability [CWE-284] in FortiWLC 8.6.1 and below may allow an authenticated and remote attacker with low privileges to execute any command as an admin user with full access rights via bypassing the GUI restrictions.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.020 (79.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Fortinet Fortiwlc — versions FortiWLC 8.6.1 and below
- Fortinet Fortiwlc — versions 8.0.5, 8.0.6, 8.1.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- fortiguard.com/advisory/FG-IR-21-200 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-42758?
- CVE-2021-42758 is a high-severity vulnerability in Fortinet Fortiwlc, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2021-12-08.
- How severe is CVE-2021-42758?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-42758 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.