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Fencer Vulns
critical 9.8

CVE-2019-19843 json

Incorrect access control in the web interface in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote credential fetch via an un…

published 2020-01-22 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-9440

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

Incorrect access control in the web interface in Ruckus Wireless Unleashed through 200.7.10.102.64 allows remote credential fetch via an unauthenticated HTTP request involving a symlink with /tmp and web/user/wps_tool_cache.

Patch / fix

  • ruckuswireless unleashed 200.7.10.202.94
  • ruckuswireless zonedirector_1200_firmware 9.10.2.0.84, 9.12.3.0.136, 10.0.1.0.90, 10.1.2.0.275, 10.2.1.0.147, 10.3.1.0.21

Exploit prediction

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • alephsecurity.com https://alephsecurity.com/2020/01/14/ruckus-wireless referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/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-522 Insufficiently Protected Credentials
  • CWE-552 Files or Directories Accessible to External Parties

References

Sources

Fencer Vulns 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.