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Fencer Intel
high 8.8

CVE-2014-8356 json

The web administrative portal in Zhone zNID 2426A before S3.0.501 allows remote authenticated users to bypass intended access restrictions…

published 2019-11-21 6 y ago modified 2026-06-17 4 mo ago also EUVD-2014-8193

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.6%
EPSS 5.6% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

The web administrative portal in Zhone zNID 2426A before S3.0.501 allows remote authenticated users to bypass intended access restrictions via a modified server response, related to an insecure direct object reference.

Patch / fix

  • dasanzhone znid_2426a_firmware s3.0.501

Timeline

  1. First public exploit (EDB-38453)
  2. Published

Exploit prediction

5.64% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-38453 ZHONE < S3.0.501 - Multiple Vulnerabilities remote, 2015-10-13
  • packetstormsecurity.com http://packetstormsecurity.com/files/133921/Zhone-Insecure-Reference-Password-Disclosure-Command-Injection.html referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2015/Oct/57 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness
  • CWE-639 Authorization Bypass Through User-Controlled Key

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.