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No exploitation reported

CVE-2017-14000

No exploitation reported by the sources we read.

  • Published2017-10-05
  • WeaknessCWE-287

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An Improper Authentication issue was discovered in Ctek SkyRouter Series 4200 and 4400, all versions prior to V6.00.11. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to access the application without authenticating.

Timeline

dates in UTC
  1. 2017-10-0501:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2017-14000?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2017-14000?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Ctekproducts skyrouter z4200 firmwareversion to verify
BranchAffectedFixed in
6.0≤ 6.00.05no fix published
Ctekproducts skyrouter z4400 firmwareversion to verify
BranchAffectedFixed in
6.0≤ 6.00.05no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-17-264-02 CISA1 known affected

    Ctek, Inc. SkyRouter

    SkyRouter Series 4200 and 4400: all versions prior to V6.00.11

Full record on NVD

Fix

  1. Mitigation from the vendor CISA ICSA-17-264-02 · 1 productCtek, Inc., reports they have addressed this issue and addressed additional security requirements in their latest security release V6.00.11, which is now available on all models currently in production. These models are identified as Z4500, Z4550, and Z4400. The update can be obtained via the wirel…
  2. Mitigation from the vendor CISA ICSA-17-264-02 · 1 productCtek, Inc., reports they are now selling a 4G version of the SkyRouter which they confirm the latest firmware release in this product does address the issues that were reported in the 3G device. They no longer sell the 2G/3G version of the SkyRouter on which the vulnerability was originally reporte…

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.09.4read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • CNAweakness (CWE)CWE-287read 2026-10-23
  • NVDweakness (CWE)CWE-287read 2026-10-23
  • FIRST EPSSEPSS score2.3 %2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Published
2017-10-05
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2017-14000?

An Improper Authentication issue was discovered in Ctek SkyRouter Series 4200 and 4400, all versions prior to V6.00.11. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to access the application without authenticating.

Is CVE-2017-14000 actively exploited?

Active exploitation of CVE-2017-14000 has not been confirmed. Its EPSS score was 2.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-14000?

CVE-2017-14000 has a CVSS v3 base score of 9.4 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L.

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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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