RCE in Fortinet Fortisiem
CVE-2023-36553
A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiSIEM version 5.4.0 and 5.3.0 through 5.3.3 and 5.2.5 through 5.2.8 and 5.2.1 through 5.2.2 and 5.1.0 through 5.1.3 and 5.0.0 thro…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.027 (86.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:X.
Affected products
- Fortinet Fortisiem — versions 5.4.0, 5.3.0, 5.2.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2023-36553?
- CVE-2023-36553 is a critical-severity vulnerability in Fortinet Fortisiem, classified under OS Command Injection. CVSS score: 9.3/10. Published 2023-11-14.
- How severe is CVE-2023-36553?
- Critical severity. CVSS v3 base score is 9.3 out of 10.
- Is CVE-2023-36553 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.