Vulnerability in Fortinet Forticlient Enterprise Management Server
CVE-2021-41030
An authentication bypass by capture-replay vulnerability [CWE-294] in FortiClient EMS versions 7.0.1 and below and 6.4.4 and below may allow an unauthenticated attacker to impersonate an existing user by intercepting and re-using valid SAML authentication messages.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (61.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 62nd percentile — 61.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000
Affected products
- Fortinet Forticlient Enterprise Management Server — versions 7.0.0, 7.0.1
- Fortinet Forticlientems — versions FortiClientEMS 7.0.1, 7.0.0, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Weakness classification (CWE)
References
- fortiguard.com/advisory/FG-IR-21-192 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-41030?
- CVE-2021-41030 is a medium-severity vulnerability in Fortinet Forticlient Enterprise Management Server, classified under Authentication Bypass by Capture-replay. CVSS score: 5.4/10. Published 2021-12-08.
- How severe is CVE-2021-41030?
- Medium severity. CVSS v3 base score is 5.4 out of 10.