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CVE-2017-14182

22
FAUCET Score

CVE-2017-14182 is a Denial of Service (DoS) vulnerability affecting Fortinet FortiOS versions 5.4.0 through 5.4.5. An authenticated attacker can render the web GUI temporarily unresponsive by sending a specially crafted payload to the 'params' parameter of the JSON web API. This vulnerability has a CVSS score of 6.5 (Medium), indicating a network-based attack with low complexity, requiring authentication, and leading to high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
5.4.0CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:5.4.0:*:*:*:*:*:*:*
5.4.1CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:5.4.1:*:*:*:*:*:*:*
5.4.2CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:5.4.2:*:*:*:*:*:*:*
5.4.3CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:5.4.3:*:*:*:*:*:*:*
5.4.4CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:5.4.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.75%
Probability of exploitation in next 30 days
EPSS Percentile
75.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0175 is in the 88th percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

fortinetvendor investigatingvia nvd_reference
View patch

References

code610.blogspot.com / 2017/10/patch-your-fortinet-cve-2017-14182.html
Third Party Advisory
fortiguard.com / psirt/FG-IR-17-206
Vendor Advisory
securityfocus.com / bid/101559
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039678
Third Party AdvisoryVDB Entry