Vulnerability in Fortinet Fortios
CVE-2018-9192
A plaintext recovery of encrypted messages or a Man-in-the-middle (MiTM) attack on RSA PKCS #1 v1.5 encryption may be possible without knowledge of the server's private key. Fortinet FortiOS 5.4.6 to 5.4.9, 6.0.0 and 6.0.1 are vulnerable by such attack under SSL Deep Inspection feature when CPx being used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.011 (64.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Fortinet Fortios — versions 6.0.0, 6.0.1
- Fortinet, Inc. Fortios — versions 6.0.1, 6.0.0, 5.4.9, 5.4.8, 5.4.7, 5.4.6
Weakness classification (CWE)
References
- robotattack.org/ (Third Party Advisory)
- fortiguard.com/advisory/FG-IR-17-302 (Vendor Advisory)
- www.kb.cert.org/vuls/id/144389 (US Government Resource, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2018-9192?
- CVE-2018-9192 is a medium-severity vulnerability in Fortinet Fortios, classified under Observable Discrepancy. CVSS score: 5.9/10. Published 2018-09-05.
- How severe is CVE-2018-9192?
- Medium severity. CVSS v3 base score is 5.9 out of 10.