{"id":"CVE-2023-2262","state":"PUBLISHED","title":"Rockwell Automation Select Logix Communication Modules Vulnerable to Email Object Buffer Overflow","description":"\n\n\nA buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices. If exploited, a threat actor could potentially leverage this vulnerability to perform a remote code execution. To exploit this vulnerability, a threat actor would have to send a maliciously crafted CIP request to device.\n\n\n\n","publishedAt":"2023-09-20T15:20:23.700Z","updatedAt":"2024-09-25T15:44:30.367Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"Rockwell"},"assigner":"Rockwell","products":["Rockwell Automation 1756-EN2T Series A, B, C","Rockwell Automation 1756-EN2T Series D","Rockwell Automation 1756-EN2TK Series A, B, C","Rockwell Automation 1756-EN2TXT Series A, B, C","Rockwell Automation 1756-EN2TXT Series D","Rockwell Automation 1756-EN2TP Series A","Rockwell Automation 1756-EN2TPK Series A","Rockwell Auotmation 1756-EN2TPXT Series A","Rockwell Automation 1756-EN2TR Series A, B","Rockwell Automation 1756-EN2TR Series C","Rockwell Automation 1756-EN2TRK Series A, B","Rockwell Automation 1756-EN2TRK Series C","Rockwell Automation 1756-EN2TRXT Series A, B","Rockwell Automation 1756-EN2TRXT Series C","Rockwell Automation 1756-EN2F Series A, B","Rockwell Automation 1756-EN2F Series C","Rockwell Automation 1756-EN2FK Series A, B","Rockwell Automation 1756-EN2FK Series C","Rockwell Automation 1756-EN3TR Series A","Rockwell Automation 1756-EN3TR Series B","Rockwell Automation 1756-EN3TRK Series A","Rockwell Automation 1756-EN3TRK Series B"],"affected":[{"vendor":"Rockwell Automation","product":"1756-EN2T Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2T Series D","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TK Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TXT Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 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Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRK Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRXT Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRXT Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2F Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2F Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2FK Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2FK Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TR Series A","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TR Series B","defaultStatus":"unaffected","versions":[{"version":"<=11.003","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TRK Series A","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TRK Series B","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]}],"references":["https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/2xxx/CVE-2023-2262.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-2262","state":"PUBLISHED","datePublished":"2023-09-20T15:20:23.700Z","dateUpdated":"2024-09-25T15:44:30.367Z","assignerShortName":"Rockwell","assignerOrgId":"b73dd486-f505-4403-b634-40b078b177f0","dateReserved":"2023-04-24T21:35:54.200Z"},"containers":{"cna":{"title":"Rockwell Automation Select Logix Communication Modules Vulnerable to Email Object Buffer Overflow","descriptions":[{"lang":"en","value":"\n\n\nA buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices. If exploited, a threat actor could potentially leverage this vulnerability to perform a remote code execution. To exploit this vulnerability, a threat actor would have to send a maliciously crafted CIP request to device.\n\n\n\n"}],"affected":[{"vendor":"Rockwell Automation","product":"1756-EN2T Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2T Series D","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TK Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TXT Series A, B, C","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TXT Series D","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TP Series A","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TPK Series A","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Auotmation","product":"1756-EN2TPXT Series A","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TR Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TR Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRK Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRK Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRXT Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2TRXT Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2F Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2F Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2FK Series A, B","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN2FK Series C","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TR Series A","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TR Series B","defaultStatus":"unaffected","versions":[{"version":"<=11.003","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TRK Series A","defaultStatus":"unaffected","versions":[{"version":"<=5.008 & 5.028","status":"affected"}]},{"vendor":"Rockwell Automation","product":"1756-EN3TRK Series B","defaultStatus":"unaffected","versions":[{"version":"<=11.002","status":"affected"}]}],"references":[{"url":"https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","description":"CWE-121 Stack-based Buffer Overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Rockwell","orgId":"b73dd486-f505-4403-b634-40b078b177f0","dateUpdated":"2023-09-20T15:47:00.968Z"},"datePublic":"2023-09-12T12:00:00.000Z","impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<strong>Update firmware.</strong>&nbsp;Update EN2* ControlLogix communications modules to mitigated firmware.<br><ul><li>Restrict traffic to the SMTP port (25), if not needed.</li><li>Customers using the EN2/EN3 versions 10.x and higher can disable the email object, if not needed. Instructions can be found in the <a target=\"_blank\" rel=\"nofollow\" href=\"https://literature.rockwellautomation.com/idc/groups/literature/documents/um/enet-um006_-en-p.pdf\">EtherNet/IP Network Devices User Manual (rockwellautomation.com)</a><span style=\"background-color: var(--wht);\">, publication ENET-UM006.</span></li><li><a target=\"_blank\" rel=\"nofollow\" href=\"https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012\">QA43240 - Recommended Security Guidelines from Rockwell Automation</a></li></ul>\n\n"}],"value":"Update firmware. Update EN2* ControlLogix communications modules to mitigated firmware.\n  *  Restrict traffic to the SMTP port (25), if not needed.\n  *  Customers using the EN2/EN3 versions 10.x and higher can disable the email object, if not needed. Instructions can be found in the  EtherNet/IP Network Devices User Manual (rockwellautomation.com) https://literature.rockwellautomation.com/idc/groups/literature/documents/um/enet-um006_-en-p.pdf , publication ENET-UM006.\n  *   QA43240 - Recommended Security Guidelines from Rockwell Automation https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012 \n\n\n\n\n"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140786","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T06:19:14.686Z"}},{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"rockwellautomation","product":"1756-en2fk_series_c_firmware","defaultStatus":"unknown","versions":[{"version":"5.008","status":"affected","lessThanOrEqual":"5.028","versionType":"custom"},{"version":"0","status":"affected","lessThanOrEqual":"11.0002","versionType":"custom"}],"cpes":["cpe:2.3:o:rockwellautomation:1756-en2t_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2t_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2t_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2t_series_d_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tk_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tk_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2txt_series_d_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tp_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tpk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tr_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tr_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tr_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trk_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trk_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trxt_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trxt_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2trxt_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2f_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2f_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2f_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2fk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2fk_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2fk_series_c_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en3tr_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en3tr_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en3trk_series_a_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en3trk_series_b_firmware:*:*:*:*:*:*:*:*","cpe:2.3:o:rockwellautomation:1756-en2tpxt_series_a_firmware:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-25T14:39:20.985093Z","id":"CVE-2023-2262","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-25T15:44:30.367Z"}}]}}}