RCE in Fortinet Fortianalyzer
CVE-2021-26104
Multiple OS command injection (CWE-78) vulnerabilities in the command line interface of FortiManager 6.2.7 and below, 6.4.5 and below and all versions of 6.2.x, 6.0.x and 5.6.x, FortiAnalyzer 6.2.7 and below, 6.4.5 and below and all versions of 6.2.x, 6.0.x and 5.6.x, and FortiPortal 5.2.5 and below, 5.3.5 and below and 6.0.4 and below may allow a local authenticated and unprivileged user to execute arbitrary shell commands as root via specifically crafted CLI command parameters.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.030 (87.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000
Affected products
- Fortinet Fortianalyzer
- Fortinet Fortimanager
- Fortinet Fortimanager, Fortianalyzer, Fortiportal — versions FortiManager 6.2.7 and below, 6.4.5 and below and all versions of 6.2.x, 6.0.x and 5.6.x, FortiAnalyzer 6.2.7 and below, 6.4.5 and below and all versions of 6.2.x, 6.0.x and 5.6.x, and FortiPortal 5.2.5 and below, 5.3.5 and below and 6.0.4 and below
- Fortinet Fortiportal
Weakness classification (CWE)
References
- fortiguard.com/advisory/FG-IR-21-037 (Vendor Advisory)
- github.com/orangecertcc/security-research/security/advisories/GHSA-f73m-fvj3-m2… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-26104?
- CVE-2021-26104 is a high-severity vulnerability in Fortinet Fortianalyzer, classified under OS Command Injection. CVSS score: 7.8/10. Published 2022-04-06.
- How severe is CVE-2021-26104?
- High severity. CVSS v3 base score is 7.8 out of 10.