{"id":"CVE-2023-40544","state":"PUBLISHED","title":"Westermo Lynx Cleartext Transmission of Sensitive Information","description":"\n\n\n\n\n\n\n\n\n\n\nAn attacker with access to the network where the affected devices are located could maliciously actions to obtain, via a sniffer, sensitive information exchanged via TCP communications.\n\n\n\n","publishedAt":"2024-02-06T21:27:00.798Z","updatedAt":"2024-08-02T18:38:50.381Z","severity":{"score":5.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","source":"icscert"},"assigner":"icscert","products":["Westermo Lynx"],"affected":[{"vendor":"Westermo","product":"Lynx","defaultStatus":"unaffected","versions":[{"version":"L206-F2G1","status":"affected"},{"version":"4.24","status":"affected"}]}],"references":["https://www.cisa.gov/news-events/ics-advisories/icsa-24-023-04"],"weaknesses":["CWE-319"],"ingestedAt":"2026-10-29T20:06:17.512Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/40xxx/CVE-2023-40544.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-40544","state":"PUBLISHED","datePublished":"2024-02-06T21:27:00.798Z","dateUpdated":"2024-08-02T18:38:50.381Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2023-10-12T20:21:27.757Z"},"containers":{"cna":{"title":"Westermo Lynx Cleartext Transmission of Sensitive Information","descriptions":[{"lang":"en","value":"\n\n\n\n\n\n\n\n\n\n\nAn attacker with access to the network where the affected devices are located could maliciously actions to obtain, via a sniffer, sensitive information exchanged via TCP communications.\n\n\n\n"}],"affected":[{"vendor":"Westermo","product":"Lynx","defaultStatus":"unaffected","versions":[{"version":"L206-F2G1","status":"affected"},{"version":"4.24","status":"affected"}]}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-24-023-04"}],"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"}]}],"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":"2024-02-06T21:27:00.798Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Aarón Flecha Menéndez, Iván Alonso Álvarez and Víctor Bello Cuevas reported these vulnerabilities to CISA."}],"datePublic":"2024-01-23T21:25:00.000Z","source":{"discovery":"EXTERNAL"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"\n\n<span style=\"background-color: rgb(255, 255, 255);\">Westermo recommends following best practices for hardening, such as restricting access, disable unused services (attack surface reduction), etc., to mitigate the reported vulnerabilities.</span>\n\n<br>"}],"value":"\nWestermo recommends following best practices for hardening, such as restricting access, disable unused services (attack surface reduction), etc., to mitigate the reported vulnerabilities.\n\n\n"}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-40544","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-02-07T16:18:27.518957Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-07-05T17:22:56.450Z"}},{"title":"CVE Program Container","references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-24-023-04","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T18:38:50.381Z"}}]}}}