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Fencer Intel
medium 6.1

CVE-2018-20326 json

ChinaMobile PLC Wireless Router GPN2.4P21-C-CN devices with firmware W2001EN-00 have XSS via the cgi-bin/webproc?getpage=html/index.html va…

published 7y ago modified 4mo ago also EUVD-2018-12884

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.8%
EPSS 4.8% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

ChinaMobile PLC Wireless Router GPN2.4P21-C-CN devices with firmware W2001EN-00 have XSS via the cgi-bin/webproc?getpage=html/index.html var:subpage parameter.

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Timeline

  1. Published
  2. First public exploit (EDB-46081)

Exploit prediction

4.82% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-46081 PLC Wireless Router GPN2.4P21-C-CN - Cross-Site Scripting webapps, 2019-01-07
  • youtu.be https://youtu.be/TwNi05yfQks referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/150918/PLC-Wireless-Router-GPN2.4P21-C-CN-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified
  • 0dayfindings.home.blog https://0dayfindings.home.blog/2018/12/26/plc-wireless-router-gpn2-4p21-c-cn-reflected-xss/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.