CVE-2016-4965
Fortinet FortiWan (formerly AscernLink) before 4.2.5 allows remote authenticated users with access to the nslookup functionality to execute arbitrary commands with root privileges via the graph parameter to diagnosis_control.php.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Fortinet FortiWan (formerly AscernLink) before 4.2.5 allows remote authenticated users with access to the nslookup functionality to execute arbitrary commands with root privileges via the graph parameter to diagnosis_control.php.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.12% probability · 91th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- fortinet/fortiwan
- Source
- cve@mitre.org
EPSS 4.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://docs.fortinet.com/uploaded/files/3236/fortiwan-v4.2.5-release-notes.pdfRelease Notes
- http://fortiguard.com/advisory/fortiwan-multiple-vulnerabilitiesVendor Advisory
- http://www.securityfocus.com/bid/92779Third Party Advisory, VDB Entry
- https://www.kb.cert.org/vuls/id/724487Third Party Advisory, US Government Resource
- http://docs.fortinet.com/uploaded/files/3236/fortiwan-v4.2.5-release-notes.pdfRelease Notes
- http://fortiguard.com/advisory/fortiwan-multiple-vulnerabilitiesVendor Advisory
- http://www.securityfocus.com/bid/92779Third Party Advisory, VDB Entry
- https://www.kb.cert.org/vuls/id/724487Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.