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Fencer Vulns
high 7.5

CVE-2018-19093 json

An issue has been found in libIEC61850 v1.3.

published 2018-11-07 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-10808

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

An issue has been found in libIEC61850 v1.3. It is a SEGV in ControlObjectClient_setCommandTerminationHandler in client/client_control.c. NOTE: the software maintainer disputes this because it requires incorrect usage of the client_example_control program

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

1.66% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/mz-automation/libiec61850/issues/84 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/fouzhe/security/tree/master/libiec61850#segv-in-function-controlobjectclient_setcommandterminationhandler referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-122 Heap-based Buffer Overflow

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.