{"id":"CVE-2020-37248","state":"PUBLISHED","title":"OfflineIMAP before 8.0.3 trusts the server with their STARTTLS capability prior to authentication, which allows STRIPTLS/man-in-the-middle attacks, taking over the connection and e","description":"OfflineIMAP before 8.0.3 trusts the server with their STARTTLS capability prior to authentication, which allows STRIPTLS/man-in-the-middle attacks, taking over the connection and extracting account credentials in cleartext.","publishedAt":"2026-06-08T15:05:09.298Z","updatedAt":"2026-06-08T18:49:00.993Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N","source":"mitre"},"assigner":"mitre","products":["OfflineIMAP OfflineIMAP"],"affected":[{"vendor":"OfflineIMAP","product":"OfflineIMAP","packageURL":"pkg:pypi/offlineimap","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"8.0.3","versionType":"semver"}]}],"references":["https://github.com/OfflineIMAP/offlineimap3/commit/46505c53ef995455d66c685f9ec3ff6ea93dbb74","https://github.com/OfflineIMAP/offlineimap3/issues/222","https://github.com/OfflineIMAP/offlineimap/issues/669","https://pypi.org/project/offlineimap/#history","http://www.openwall.com/lists/oss-security/2026/06/08/3"],"weaknesses":["CWE-348"],"ingestedAt":"2026-10-29T19:47:27.394Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/37xxx/CVE-2020-37248.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2020-37248","state":"PUBLISHED","datePublished":"2026-06-08T15:05:09.298Z","dateUpdated":"2026-06-08T18:49:00.993Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2026-06-08T15:05:08.771Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"OfflineIMAP before 8.0.3 trusts the server with their STARTTLS capability prior to authentication, which allows STRIPTLS/man-in-the-middle attacks, taking over the connection and extracting account credentials in cleartext."}],"affected":[{"vendor":"OfflineIMAP","product":"OfflineIMAP","packageURL":"pkg:pypi/offlineimap","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"8.0.3","versionType":"semver"}]}],"references":[{"url":"https://github.com/OfflineIMAP/offlineimap3/commit/46505c53ef995455d66c685f9ec3ff6ea93dbb74"},{"url":"https://github.com/OfflineIMAP/offlineimap3/issues/222"},{"url":"https://github.com/OfflineIMAP/offlineimap/issues/669"},{"url":"https://pypi.org/project/offlineimap/#history"}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-348","description":"CWE-348 Use of Less Trusted Source","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2026-06-08T15:06:07.728Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:offlineimap:offlineimap:*:*:*:*:*:*:*:*","versionEndExcluding":"8.0.3"}]}]}],"x_generator":{"engine":"CVE-Request-form 0.0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-08T18:08:25.432667Z","id":"CVE-2020-37248","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":"2026-06-08T18:08:44.180Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/06/08/3"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-06-08T18:49:00.993Z"}}]}}}