RCE in Fortinet Fortiweb
CVE-2021-22123
An OS command injection vulnerability in FortiWeb's management interface 6.3.7 and below, 6.2.3 and below, 6.1.x, 6.0.x, 5.9.x may allow a remote authenticated attacker to execute arbitrary commands on the system via the SAML server configuration page.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H.
EPSS exploit prediction
EPSS: 0.844 (99.7th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.773 · newest: 0.844 · change: +0.071
Affected products
- Fortinet Fortiweb — versions FortiWeb 6.3.7 and below, 6.2.3 and below, 6.1.x, 6.0.x, 5.9.x
- Fortinet Fortiweb
Weakness classification (CWE)
Public proof-of-concept exploits
References
- fortiguard.com/advisory/FG-IR-20-120 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22123?
- CVE-2021-22123 is a high-severity vulnerability in Fortinet Fortiweb, classified under OS Command Injection. CVSS score: 7.6/10. Published 2021-06-01.
- How severe is CVE-2021-22123?
- High severity. CVSS v3 base score is 7.6 out of 10.
- Is CVE-2021-22123 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.