CVE-2019-19944 Information

Description

In libIEC61850 1.4.0 BerDecoder_decodeUint32 in mms/asn1/ber_decode.c has an out-of-bounds read related to intLen and bufPos.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://github.com/mz-automation/libiec61850/issues/196

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5