CVE Vulnerability

CVE-2018-19185

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/mz-automation/libiec61850/issues/87 Exploit Third Party Advisory
https://github.com/fouzhe/security/tree/master/libiec61850#another-heap-buffer-overflow-in-function-berencoder_encodeoctetstring Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:mz-automation:libiec61850:1.3:*:*:*:*:*:*:*
Information

Published : 2018-11-12 05:29

Updated : 2020-08-24 05:37

NVD link : CVE-2018-19185

Mitre link : CVE-2018-19185

Products Affected
No products.
CWE
CWE-787