{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/87398?format=json","vulnerability_id":"VCID-grjg-zw1u-w3ag","summary":"The device does not properly validate the data being sent to the buffer. An attacker can send a malformed CIP packet to Port 2222/TCP, Port 2222/UDP, Port 44818/TCP, or Port 44818/UDP, which creates a buffer overflow and causes the NIC to crash. Successful exploitation of this vulnerability could cause loss of availability and a disruption in communications with other connected devices.\n\n\n\n\n\nRockwell Automation EtherNet/IP products; 1756-ENBT, 1756-EWEB, 1768-ENBT, and 1768-EWEB communication modules; CompactLogix L32E and L35E controllers; 1788-ENBT FLEXLogix adapter; 1794-AENTR FLEX I/O EtherNet/IP adapter; ControlLogix 18 and earlier; CompactLogix 18 and earlier; GuardLogix 18 and earlier; SoftLogix 18 and earlier; CompactLogix controllers 19 and earlier; SoftLogix controllers 19 and earlier; ControlLogix controllers 20 and earlier; GuardLogix controllers 20 and earlier; and MicroLogix 1100 and 1400","aliases":[{"alias":"CVE-2012-6438"}],"fixed_packages":[],"affected_packages":[],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2012-6438","reference_id":"","reference_type":"","scores":[{"value":"0.0933","scoring_system":"epss","scoring_elements":"0.92967","published_at":"2026-06-13T12:55:00Z"},{"value":"0.0933","scoring_system":"epss","scoring_elements":"0.92965","published_at":"2026-06-12T12:55:00Z"},{"value":"0.0933","scoring_system":"epss","scoring_elements":"0.92941","published_at":"2026-06-11T12:55:00Z"},{"value":"0.0933","scoring_system":"epss","scoring_elements":"0.92968","published_at":"2026-06-14T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2012-6438"},{"reference_url":"https://rockwellautomation.custhelp.com/app/answers/detail/a_id/470154","reference_id":"470154","reference_type":"","scores":[{"value":"7.8","scoring_system":"cvssv2","scoring_elements":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-06-03T13:37:46Z/"}],"url":"https://rockwellautomation.custhelp.com/app/answers/detail/a_id/470154"},{"reference_url":"https://rockwellautomation.custhelp.com/app/answers/detail/aid/470155","reference_id":"470155","reference_type":"","scores":[{"value":"7.8","scoring_system":"cvssv2","scoring_elements":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-06-03T13:37:46Z/"}],"url":"https://rockwellautomation.custhelp.com/app/answers/detail/aid/470155"},{"reference_url":"https://rockwellautomation.custhelp.com/app/answers/detail/aid/470156","reference_id":"470156","reference_type":"","scores":[{"value":"7.8","scoring_system":"cvssv2","scoring_elements":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-06-03T13:37:46Z/"}],"url":"https://rockwellautomation.custhelp.com/app/answers/detail/aid/470156"},{"reference_url":"http://rockwellautomation.custhelp.com/app/answers/detail/a_id/54102","reference_id":"54102","reference_type":"","scores":[{"value":"7.8","scoring_system":"cvssv2","scoring_elements":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-06-03T13:37:46Z/"}],"url":"http://rockwellautomation.custhelp.com/app/answers/detail/a_id/54102"},{"reference_url":"https://www.cisa.gov/news-events/ics-advisories/icsa-13-011-03","reference_id":"icsa-13-011-03","reference_type":"","scores":[{"value":"7.8","scoring_system":"cvssv2","scoring_elements":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-06-03T13:37:46Z/"}],"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-13-011-03"}],"weaknesses":[{"cwe_id":119,"name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer."}],"exploits":[],"severity_range_score":"7.5 - 7.8","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-grjg-zw1u-w3ag"}