Vulnerability Details : 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 category: Cross site scripting (XSS)
Products affected by CVE-2017-7739
- cpe:2.3:o:fortinet:fortios:5.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.8:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.10:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.6:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.5:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.4:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.9:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.7:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.4.1:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.4.5:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.4.2:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.4.3:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.4.4:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.6.0:*:*:*:*:*:*:*
- cpe:2.3:o:fortinet:fortios:5.2.11:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7739
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7739
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2017-7739
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7739
-
https://fortiguard.com/advisory/FG-IR-17-168
FortiOS Reflected XSS in Web Proxy Disclaimer Response web page | FortiGuardIssue Tracking;Vendor Advisory
-
http://www.securitytracker.com/id/1039741
Fortinet FortiOS Input Validation Flaw in Web Proxy Disclaimer Response Lets Remote Users Conduct Cross-Site Scripting Attacks - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/101679
Fortinet FortiOS CVE-2017-7739 Cross Site Scripting VulnerabilityThird Party Advisory;VDB Entry
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