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Fencer Intel
critical 9.8

CVE-2020-21935 json

A command injection vulnerability in HNAP1/GetNetworkTomographySettings of Motorola CX2 router CX 1.0.2 Build 20190508 Rel.97360n allows at…

published 5y ago modified 4mo ago also EUVD-2020-14701

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.4%
EPSS 4.4% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

A command injection vulnerability in HNAP1/GetNetworkTomographySettings of Motorola CX2 router CX 1.0.2 Build 20190508 Rel.97360n allows attackers to execute arbitrary code.

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Exploit prediction

4.37% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/cc-crack/router/blob/master/motocx2.md referenced PoC, tagged "exploit" by a source, unverified
  • l0n0l.xyz https://l0n0l.xyz/post/motocx2/ 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-78 Improper Neutralization of Special Elements used in an OS Command

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.