Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-13376

20
FAUCET Score

CVE-2018-13376 describes an uninitialized memory buffer leak in specific versions of Fortinet FortiOS (5.6.1-5.6.3, 5.4.6-5.4.7, and all 5.2 versions). This vulnerability, found in the web proxy's disclaimer response pages, could expose sensitive data within HTTP responses. With a CVSS score of 7.5 (High), it is a network-exploitable vulnerability requiring no user interaction, potentially leading to high confidentiality impact. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.2.12CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
>= 5.4.6, <= 5.4.7CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
>= 5.6.1, <= 5.6.3CPE matchmatch criteria
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.12%
Probability of exploitation in next 30 days
EPSS Percentile
80.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0212 is in the 64th percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

fortinetvendor investigatingvia nvd_reference
View patch

References

fortiguard.com / advisory/FG-IR-18-325
Vendor Advisory
herolab.usd.de / wp-content/uploads/sites/4/2018/12/usd20180031.txt
ExploitThird Party Advisory
securityfocus.com / bid/106036
Third Party AdvisoryVDB Entry