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Fencer Intel
critical 9.8

CVE-2018-17440 in the critical feed json

An issue was discovered on D-Link Central WiFi Manager before v 1.03r0100-Beta1.

published 2018-10-08 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-9193

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
38.5%
EPSS 38.5% chance of exploitation in 30 days, percentile 98%
public exploits
1
Exploit-DB

Summary

An issue was discovered on D-Link Central WiFi Manager before v 1.03r0100-Beta1. They expose an FTP server that serves by default on port 9000 and has hardcoded credentials (admin, admin). Taking advantage of this, a remote unauthenticated attacker could execute arbitrary PHP code by uploading any file in the web root directory and then accessing it via a request.

Patch / fix

  • dlink central_wifimanager 1.03

Timeline

  1. First public exploit (EDB-45533)
  2. Published

Exploit prediction

38.47% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-45533 D-Link Central WiFiManager Software Controller 1.03 - Multiple Vulnerabilities webapps, 2018-10-05
  • secureauth.com https://www.secureauth.com/labs/advisories/d-link-central-wifimanager-software-controller-multiple-vulnerabilities referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2018/Oct/11 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.