Vulnerabilities > CVE-2018-19185 - Out-of-bounds Write vulnerability in Mz-Automation Libiec61850 1.3
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in BerEncoder_encodeOctetString in mms/asn1/ber_encoder.c. This is exploitable even after CVE-2018-18834 has been patched, with a different dataSetValue sequence than the CVE-2018-18834 attack vector.
Vulnerable Configurations
Part | Description | Count |
---|---|---|
Application | 1 |
Common Weakness Enumeration (CWE)
References
- https://github.com/fouzhe/security/tree/master/libiec61850#another-heap-buffer-overflow-in-function-berencoder_encodeoctetstring
- https://github.com/fouzhe/security/tree/master/libiec61850#another-heap-buffer-overflow-in-function-berencoder_encodeoctetstring
- https://github.com/mz-automation/libiec61850/issues/87
- https://github.com/mz-automation/libiec61850/issues/87