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Medium severity · published Dec 24, 2019
CVE-2019-19957
In libIEC61850 1.4.0, getNumberOfElements in mms/iso_mms/server/mms_access_result.c has an out-of-bounds read vulnerability, related to bufPos and elementLength
6.5
CVSS
0.9%
EPSS
No
On KEV
Description
In libIEC61850 1.4.0, getNumberOfElements in mms/iso_mms/server/mms_access_result.c has an out-of-bounds read vulnerability, related to bufPos and elementLength.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libiec61850 · Mz-automation
1.4.0 · source: NVD
Affected product
LI
Libiec61850
Mz-automation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-19957
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-19957
Exploit
https://github.com/mz-automation/libiec61850/issues/197
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