CVE-2018-18834

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.

• CWE-787

• https://github.com/fouzhe/security/tree/master/libiec61850Exploit, Third Party Advisory
• https://github.com/mz-automation/libiec61850/issues/81Exploit, Third Party Advisory
• https://github.com/fouzhe/security/tree/master/libiec61850Exploit, Third Party Advisory
• https://github.com/mz-automation/libiec61850/issues/81Exploit, Third Party Advisory

Published

Oct 30, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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