{"id":"CVE-2018-19185","aliases":["EUVD-2018-10894","GHSA-ww63-gh4x-rhww"],"status":"published","title":"An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in...","description":"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.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02116,"percentile":0.81966,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2018-11-12T05:00:00Z","modified":"2026-10-20T10:47:57Z","products":[{"vendor":"mz-automation","product":"libiec61850"}],"references":[{"url":"https://github.com/fouzhe/security/tree/master/libiec61850#another-heap-buffer-overflow-in-function-berencoder_encodeoctetstring","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://github.com/mz-automation/libiec61850/issues/87","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19185"},{"url":"https://github.com/advisories/GHSA-ww63-gh4x-rhww"}],"sources":{"cve":[{"id":"CVE-2018-19185","description":"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.","status":"published","published":"2018-11-12T05:00:00Z","modified":"2024-08-05T11:30:04.028Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2018-10894","description":"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.","status":"published","published":"2018-11-12T05:00:00Z","modified":"2024-08-05T11:30:04Z","updated_at":"2026-11-03T02:39:33.782065Z"}],"ghsa":[{"id":"GHSA-ww63-gh4x-rhww","title":"An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in...","description":"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.","status":"published","published":"2022-05-13T01:19:45Z","modified":"2023-02-01T05:05:59Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:50:17.937177Z"}],"nvd":[{"id":"CVE-2018-19185","description":"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.","status":"published","published":"2018-11-12T05:29:00.23Z","modified":"2026-06-17T01:48:55.693Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:04:47.196456Z"}],"osv":[{"id":"CVE-2018-19185","description":"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.","status":"published","published":"2018-11-12T05:29:00.23Z","modified":"2026-10-20T10:47:57.846797743Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:08.834469Z"}]}}