{"id":"CVE-2023-33185","state":"PUBLISHED","title":"Incorrect signature verification in django-ses","description":"Django-SES is a drop-in mail backend for Django. The django_ses library implements a mail backend for Django using AWS Simple Email Service. The library exports the `SESEventWebhookView class` intended to receive signed requests from AWS to handle email bounces, subscriptions, etc. These requests are signed by AWS and are verified by django_ses, however the verification of this signature was found to be flawed as it allowed users to specify arbitrary public certificates. This issue was patched in version 3.5.0.","publishedAt":"2023-05-26T20:03:33.725Z","updatedAt":"2025-01-14T19:31:45.155Z","severity":{"score":4.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["django-ses django-ses"],"affected":[{"vendor":"django-ses","product":"django-ses","versions":[{"version":"< 3.5.0","status":"affected"}]}],"references":["https://github.com/django-ses/django-ses/security/advisories/GHSA-qg36-9jxh-fj25","https://github.com/django-ses/django-ses/commit/b71b5f413293a13997b6e6314086cb9c22629795","https://github.com/django-ses/django-ses/blob/3d627067935876487f9938310d5e1fbb249a7778/CVE/001-cert-url-signature-verification.md"],"weaknesses":["CWE-347"],"ingestedAt":"2026-10-29T20:06:00.499Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/33xxx/CVE-2023-33185.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-33185","state":"PUBLISHED","datePublished":"2023-05-26T20:03:33.725Z","dateUpdated":"2025-01-14T19:31:45.155Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-05-17T22:25:50.697Z"},"containers":{"cna":{"title":"Incorrect signature verification in django-ses","descriptions":[{"lang":"en","value":"Django-SES is a drop-in mail backend for Django. 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