{"id":"CVE-2023-5422","state":"PUBLISHED","title":"SSL Certificates are not checked for E-Mail Handling","description":"The functions to fetch e-mail via POP3 or IMAP as well as sending e-mail via SMTP use OpenSSL for static SSL or TLS based communication. As the \nSSL_get_verify_result() function is not used the certificated is trusted always and it can not be ensured that the certificate \nsatisfies all necessary security requirements.\n\nThis could allow an \nattacker to use an invalid certificate to claim to be a trusted host, \nuse expired certificates, or conduct other attacks that could be \ndetected if the certificate is properly validated.\n\nThis issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.\n\n","publishedAt":"2023-10-16T08:10:35.192Z","updatedAt":"2024-09-16T17:02:52.542Z","severity":{"score":8.7,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","source":"OTRS"},"assigner":"OTRS","products":["OTRS AG OTRS","OTRS AG ((OTRS)) Community Edition"],"affected":[{"vendor":"OTRS AG","product":"OTRS","defaultStatus":"affected","versions":[{"version":"7.0.x","status":"affected","lessThan":"7.0.47","versionType":"Patch"},{"version":"8.0.x","status":"affected","lessThan":"8.0.37","versionType":"Patch"}],"modules":["E-Mail Backend"]},{"vendor":"OTRS AG","product":"((OTRS)) Community Edition","defaultStatus":"affected","versions":[{"version":"6.0.x","status":"affected","lessThanOrEqual":"6.0.34","versionType":"All"}],"modules":["E-Mail Backend"]}],"references":["https://otrs.com/release-notes/otrs-security-advisory-2023-10/"],"weaknesses":["CWE-295"],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/5xxx/CVE-2023-5422.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-5422","state":"PUBLISHED","datePublished":"2023-10-16T08:10:35.192Z","dateUpdated":"2024-09-16T17:02:52.542Z","assignerShortName":"OTRS","assignerOrgId":"2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8","dateReserved":"2023-10-05T08:12:18.101Z"},"containers":{"cna":{"title":"SSL Certificates are not checked for E-Mail Handling","descriptions":[{"lang":"en","value":"The functions to fetch e-mail via POP3 or IMAP as well as sending e-mail via SMTP use OpenSSL for static SSL or TLS based communication. As the \nSSL_get_verify_result() function is not used the certificated is trusted always and it can not be ensured that the certificate \nsatisfies all necessary security requirements.\n\nThis could allow an \nattacker to use an invalid certificate to claim to be a trusted host, \nuse expired certificates, or conduct other attacks that could be \ndetected if the certificate is properly validated.\n\nThis issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.\n\n"}],"affected":[{"vendor":"OTRS AG","product":"OTRS","defaultStatus":"affected","versions":[{"version":"7.0.x","status":"affected","lessThan":"7.0.47","versionType":"Patch"},{"version":"8.0.x","status":"affected","lessThan":"8.0.37","versionType":"Patch"}],"modules":["E-Mail Backend"]},{"vendor":"OTRS AG","product":"((OTRS)) Community Edition","defaultStatus":"affected","versions":[{"version":"6.0.x","status":"affected","lessThanOrEqual":"6.0.34","versionType":"All"}],"modules":["E-Mail Backend"]}],"references":[{"url":"https://otrs.com/release-notes/otrs-security-advisory-2023-10/"}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"OTRS","orgId":"2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8","dateUpdated":"2023-10-16T08:10:35.192Z"},"credits":[{"lang":"en","type":"reporter","value":"Special thanks to Matthias Terlinde for reporting these vulnerability."}],"datePublic":"2023-10-16T07:00:00.000Z","impacts":[{"capecId":"CAPEC-475","descriptions":[{"lang":"en","value":"CAPEC-475 Signature Spoofing by Improper Validation"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"\nUpdate to OTRS 7.0.47 or 8.0.37\n<br>"}],"value":"Update to OTRS 7.0.47 or 8.0.37\n\n"}],"source":{"advisory":"OSA-2023-10","defect":["Issue#21","Issue#44","Ticket#2022062142000679","Ticket#2022061542000654"],"discovery":"USER"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://otrs.com/release-notes/otrs-security-advisory-2023-10/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T07:59:44.689Z"}},{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"otrs_ag","product":"otrs","defaultStatus":"unknown","versions":[{"version":"7.0.x","status":"affected","lessThan":"7.0.47","versionType":"custom"},{"version":"8.0.x","status":"affected","lessThan":"8.0.37","versionType":"custom"}],"cpes":["cpe:2.3:a:otrs_ag:otrs:*:*:*:*:*:*:*:*"]},{"vendor":"otrs_community_edition","product":"otrs_community_edition","defaultStatus":"unknown","versions":[{"version":"6.0x","status":"affected","lessThan":"6.0.34","versionType":"custom"}],"cpes":["cpe:2.3:a:otrs_community_edition:otrs_community_edition:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-16T16:57:40.338711Z","id":"CVE-2023-5422","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":"2024-09-16T17:02:52.542Z"}}]}}}