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    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.

    Published:Nov 12, 2018
    Last Modified:Nov 21, 2024
    EPS:Nov 12, 2018
    EPSS Score:0.00459
    CVSS Score:9.8

    Affected Products

    Vendor
    Mz-automation
    Product
    Libiec61850

    Exploits

    https://github.com/fouzhe/security/tree/master/libiec61850#another-heap-buffer-overflow-in-function-berencoder_encodeoctetstringhttps://github.com/mz-automation/libiec61850/issues/87https://github.com/fouzhe/security/tree/master/libiec61850#another-heap-buffer-overflow-in-function-berencoder_encodeoctetstringhttps://github.com/mz-automation/libiec61850/issues/87

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-19259 (CVSS 1.9) — A vulnerability has been found in MZ Automation libiec61850 up to 1.6.1. The affected element is the function …
    CVE-2026-19206 (CVSS 1.9) — A security flaw has been discovered in MZ Automation libiec61850 up to 1.6.1. This affects the function SVRece…
    CVE-2026-19108 (CVSS 1.9) — A vulnerability was found in MZ Automation libiec61850 up to 1.6.1. The affected element is the function delet…
    CVE-2026-18583 (CVSS 5.5) — A weakness has been identified in mz-automation libiec61850 up to 1.6.1. This issue affects the function check…
    CVE-2026-18582 (CVSS 5.5) — A security flaw has been discovered in mz-automation libiec61850 up to 1.6.1. This vulnerability affects the f…
    CVE-2026-52134 (CVSS 9.8) — An issue in the parseGoosePayload() function (/goose/goose_receiver.c) of libiec61850 v1.6 allows attackers to…
    CVE-2026-66720 (CVSS 7.1) — The GOOSE subscriber component improperly validates the UTC timestamp field in unauthenticated IEC 61850 GOOS…
    CVE-2026-66369 (CVSS 7.1) — The GOOSE parser contains an off-by-one boundary-handling flaw that can be triggered by a single unauthentica…
    CVE-2026-63550 (CVSS 7.1) — The MMS BER decoder contains a boundary-handling flaw in the processing of certain fields within confirmed-re…
    CVE-2026-65421 (CVSS 7.1) — The MMS BER decoder contains a flaw in decoding fixed-width BER fields (boolean/integer): an attacker-supplie…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High