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Fencer Intel
medium 4.3

CVE-2018-19121 json

An issue has been found in libIEC61850 v1.3.

published 8y ago modified 4mo ago also EUVD-2018-10834

cvss
4.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

An issue has been found in libIEC61850 v1.3. It is a SEGV in Ethernet_receivePacket in ethernet_bsd.c.

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Exploit prediction

1.25% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/fouzhe/security/tree/master/libiec61850#segv-in-function-ethernet_receivepacket referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/mz-automation/libiec61850/issues/85 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

Classification

Weakness

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.