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Fencer Vulns
critical 9.8

CVE-2022-31499 in the critical feed json

Nortek Linear eMerge E3-Series devices before 0.32-08f allow an unauthenticated attacker to inject OS commands via ReaderNo.

published 2022-08-25 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-52957

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
64.6%
EPSS 64.6% chance of exploitation in 30 days, percentile 99.2%
public exploits
0
none known, plus a Nuclei check

Summary

Nortek Linear eMerge E3-Series devices before 0.32-08f allow an unauthenticated attacker to inject OS commands via ReaderNo. NOTE: this issue exists because of an incomplete fix for CVE-2019-7256.

Exploit prediction

64.59% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Nortek Linear eMerge E3-Series <0.32-08f - Remote Command Injection nuclei detection template
  • packetstormsecurity.com http://packetstormsecurity.com/files/167991/Nortek-Linear-eMerge-E3-Series-Command-Injection.html referenced PoC, tagged "exploit" by a source, unverified
  • gist.github.com https://gist.github.com/omarhashem123/5f0c6f1394099b555740fdc5c7651ee2 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

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

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.