{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2021-23385","assignerOrgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","assignerShortName":"snyk","dateUpdated":"2024-09-16T22:08:36.808Z","dateReserved":"2021-01-08T00:00:00.000Z","datePublished":"2022-08-02T13:25:14.717Z"},"containers":{"cna":{"title":"Open Redirect","datePublic":"2022-08-02T00:00:00.000Z","providerMetadata":{"orgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","shortName":"snyk","dateUpdated":"2023-08-28T18:06:09.073Z"},"descriptions":[{"lang":"en","value":"This affects all versions of package Flask-Security. When using the get_post_logout_redirect and get_post_login_redirect functions, it is possible to bypass URL validation and redirect a user to an arbitrary URL by providing multiple back slashes such as \\\\\\evil.com/path. This vulnerability is only exploitable if an alternative WSGI server other than Werkzeug is used, or the default behaviour of Werkzeug is modified using 'autocorrect_location_header=False. **Note:** Flask-Security is not maintained anymore."}],"affected":[{"vendor":"n/a","product":"Flask-Security","versions":[{"version":"0","status":"affected","lessThan":"unspecified","versionType":"custom"}]}],"references":[{"url":"https://security.snyk.io/vuln/SNYK-PYTHON-FLASKSECURITY-1293234"},{"url":"https://github.com/mattupstate/flask-security"},{"url":"https://snyk.io/blog/url-confusion-vulnerabilities/"},{"name":"[debian-lts-announce] 20230828 [SECURITY] [DLA 3545-1] flask-security security update","tags":["mailing-list"],"url":"https://lists.debian.org/debian-lts-announce/2023/08/msg00034.html"}],"credits":[{"lang":"en","value":"Noam Moshe of Claroty"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:U/RC:C","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","exploitCodeMaturity":"PROOF_OF_CONCEPT","remediationLevel":"UNAVAILABLE","reportConfidence":"CONFIRMED","baseScore":5.4,"temporalScore":5.1,"baseSeverity":"MEDIUM","temporalSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"Open Redirect"}]}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T19:05:55.663Z"},"title":"CVE Program Container","references":[{"url":"https://security.snyk.io/vuln/SNYK-PYTHON-FLASKSECURITY-1293234","tags":["x_transferred"]},{"url":"https://github.com/mattupstate/flask-security","tags":["x_transferred"]},{"url":"https://snyk.io/blog/url-confusion-vulnerabilities/","tags":["x_transferred"]},{"name":"[debian-lts-announce] 20230828 [SECURITY] [DLA 3545-1] flask-security security update","tags":["mailing-list","x_transferred"],"url":"https://lists.debian.org/debian-lts-announce/2023/08/msg00034.html"}]}]}}