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Fencer Vulns
critical 9.8

CVE-2018-12338 json

Undocumented Factory Backdoor in ECOS System Management Appliance (aka SMA) 5.2.68 allows the vendor to extract confidential information an…

published 2018-06-17 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-4312

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

Undocumented Factory Backdoor in ECOS System Management Appliance (aka SMA) 5.2.68 allows the vendor to extract confidential information and manipulate security relevant configurations via remote root SSH access.

Exploit prediction

1.51% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

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.