{"id":"CVE-2024-37183","state":"PUBLISHED","title":"Westermo L210-F2G Lynx Cleartext Transmission of Sensitive Information","description":"Plain text credentials and session ID can be captured with a network sniffer.","publishedAt":"2024-06-20T22:09:21.235Z","updatedAt":"2024-08-02T03:50:55.374Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","source":"icscert"},"assigner":"icscert","products":["Westermo L210-F2G Lynx"],"affected":[{"vendor":"Westermo","product":"L210-F2G Lynx","defaultStatus":"unaffected","versions":[{"version":"4.21.0","status":"affected"}]}],"references":["https://www.cisa.gov/news-events/ics-advisories/icsa-24-172-03"],"weaknesses":["CWE-319"],"ingestedAt":"2026-10-29T20:07:30.303Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/37xxx/CVE-2024-37183.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-37183","state":"PUBLISHED","datePublished":"2024-06-20T22:09:21.235Z","dateUpdated":"2024-08-02T03:50:55.374Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2024-06-13T14:52:17.253Z"},"containers":{"cna":{"title":"Westermo L210-F2G Lynx Cleartext Transmission of Sensitive Information","descriptions":[{"lang":"en","value":"Plain text credentials and session ID can be captured with a network sniffer."}],"affected":[{"vendor":"Westermo","product":"L210-F2G Lynx","defaultStatus":"unaffected","versions":[{"version":"4.21.0","status":"affected"}]}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-24-172-03"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"NONE","baseScore":5.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-319","description":"CWE-319 Cleartext Transmission of Sensitive Information","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2024-06-20T22:09:21.235Z"},"credits":[{"lang":"en","type":"finder","value":"Aviv Malka and Joseph Baum of OTORIO reported these vulnerabilities to CISA."}],"source":{"advisory":"ICSA-24-172-03","discovery":"EXTERNAL"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"\n<p>Westermo advises users to disable HTTP access to the WebGUI and \ninstead use HTTPS instead. This change will secure the credentials and \nsession IDs, effectively nullifying the exploits described.</p>\n<p>To mitigate the risk of a denial-of-service attack through continuous\n login attempts, Westermo recommends disabling access to the device's \nWebGUI on external communication interfaces. For devices in production \nenvironments, disabling the WebGUI is suggested if possible.</p>\n<p>Westermo suggests limiting access to the device's CLI on external \ncommunication interfaces to prevent SSH DOS attacks through repeated \nlogin attempts.</p>\n<p>Westermo will keep users updated on any further enhancements.</p>\n\n<br>"}],"value":"Westermo advises users to disable HTTP access to the WebGUI and \ninstead use HTTPS instead. This change will secure the credentials and \nsession IDs, effectively nullifying the exploits described.\n\n\nTo mitigate the risk of a denial-of-service attack through continuous\n login attempts, Westermo recommends disabling access to the device's \nWebGUI on external communication interfaces. For devices in production \nenvironments, disabling the WebGUI is suggested if possible.\n\n\nWestermo suggests limiting access to the device's CLI on external \ncommunication interfaces to prevent SSH DOS attacks through repeated \nlogin attempts.\n\n\nWestermo will keep users updated on any further enhancements."}],"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"westermo","product":"l210-f2g_lynx_firmware","defaultStatus":"unknown","versions":[{"version":"4.21.0","status":"affected"}],"cpes":["cpe:2.3:o:westermo:l210-f2g_lynx_firmware:-:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-06-21T14:25:44.014433Z","id":"CVE-2024-37183","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-06-21T14:32:02.820Z"}},{"title":"CVE Program Container","references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-24-172-03","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T03:50:55.374Z"}}]}}}