XSS in Fortinet Fortios
CVE-2017-7739
A reflected Cross-site Scripting (XSS) vulnerability in web proxy disclaimer response web pages in Fortinet FortiOS 5.6.0, 5.4.0 to 5.4.5, 5.2.0 to 5.2.11 allows an unauthenticated attacker to inject arbitrary web script or HTML in the context of the victim's browser via sending a maliciously crafted URL to the victim.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.011 (63.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.6% 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 5.2.0, 5.2.1, 5.2.2
- Fortinet, Inc. Fortios — versions 5.6.0, 5.2.11, 5.2.10, 5.2.9, 5.2.8, 5.2.7, 5.2.6, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.4.5, 5.4.4, 5.4.3, 5.4.2, 5.4.1, 5.4.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/101679 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1039741 (VDB Entry, Third Party Advisory, vdb-entry)
- fortiguard.com/advisory/FG-IR-17-168 (Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-7739?
- CVE-2017-7739 is a medium-severity vulnerability in Fortinet Fortios, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-11-13.
- How severe is CVE-2017-7739?
- Medium severity. CVSS v3 base score is 6.1 out of 10.