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CVE-2016-4968

22
FAUCET Score

CVE-2016-4968 is a vulnerability affecting Fortinet FortiWan (formerly AscernLink) versions prior to 4.2.5, where a flaw in the linkreport/tmp/admin_global page allows remote authenticated users to discover administrator cookies through a GET request. This medium-severity vulnerability (CVSS 6.5) has a low attack complexity and requires authentication, but grants high confidentiality impact by exposing sensitive administrator cookies. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog, though it has received some community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.2.4CPE matchmatch criteria
cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*

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:H/I:N/A:N

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

Exploit Intelligence

EPSS Score
2.68%
Probability of exploitation in next 30 days
EPSS Percentile
84.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0268 is in the 94th percentile among its peer group of 21,958 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

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

Remediation

Remediation records are not available for this CVE.

References

docs.fortinet.com / uploaded/files/3236/fortiwan-v4.2.5-release-notes.pdf
Release NotesThird Party Advisory
fortiguard.com / advisory/fortiwan-multiple-vulnerabilities
Third Party Advisory
kb.cert.org / vuls/id/724487
Third Party AdvisoryUS Government Resource
securityfocus.com / bid/92779
Third Party AdvisoryVDB Entry