{"id":"CVE-2020-5205","state":"PUBLISHED","title":"Session fixation attack in Pow (Hex package)","description":"In Pow (Hex package) before 1.0.16, the use of Plug.Session in Pow.Plug.Session is susceptible to session fixation attacks if a persistent session store is used for Plug.Session, such as Redis or a database. Cookie store, which is used in most Phoenix apps, doesn't have this vulnerability.","publishedAt":"2020-01-09T02:05:14.000Z","updatedAt":"2024-08-04T08:22:08.880Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["danschultzer Pow"],"affected":[{"vendor":"danschultzer","product":"Pow","versions":[{"version":"< 1.0.16","status":"affected"}]}],"references":["https://github.com/danschultzer/pow/security/advisories/GHSA-v2wf-c3j6-wpvw","https://github.com/danschultzer/pow/commit/578ffd3d8bb8e8a26077b644222186b108da474f","https://github.com/danschultzer/pow/blob/master/CHANGELOG.md#v1016-2020-01-07"],"weaknesses":["CWE-384"],"ingestedAt":"2026-10-29T19:47:35.543Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/5xxx/CVE-2020-5205.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-5205","state":"PUBLISHED","datePublished":"2020-01-09T02:05:14.000Z","dateUpdated":"2024-08-04T08:22:08.880Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2020-01-02T00:00:00.000Z"},"containers":{"cna":{"title":"Session fixation attack in Pow (Hex package)","descriptions":[{"lang":"en","value":"In Pow (Hex package) before 1.0.16, the use of Plug.Session in Pow.Plug.Session is susceptible to session fixation attacks if a persistent session store is used for Plug.Session, such as Redis or a database. Cookie store, which is used in most Phoenix apps, doesn't have this vulnerability."}],"affected":[{"vendor":"danschultzer","product":"Pow","versions":[{"version":"< 1.0.16","status":"affected"}]}],"references":[{"url":"https://github.com/danschultzer/pow/security/advisories/GHSA-v2wf-c3j6-wpvw","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/danschultzer/pow/commit/578ffd3d8bb8e8a26077b644222186b108da474f","tags":["x_refsource_MISC"]},{"url":"https://github.com/danschultzer/pow/blob/master/CHANGELOG.md#v1016-2020-01-07","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-384","description":"CWE-384 Session Fixation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","dateUpdated":"2020-01-09T02:05:13.000Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa"},"source":{"advisory":"GHSA-v2wf-c3j6-wpvw","discovery":"UNKNOWN"},"workarounds":[{"lang":"en","value":"Call Plug.Conn.configure_session(conn, renew: true) periodically and after privilege change. A custom authorization plug can be written where the create/3 method should return the conn only after Plug.Conn.configure_session/2 have been called on it."}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security-advisories@github.com","ID":"CVE-2020-5205","STATE":"PUBLIC","TITLE":"Session fixation attack in Pow (Hex package)"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Pow","version":{"version_data":[{"version_value":"< 1.0.16"}]}}]},"vendor_name":"danschultzer"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"In Pow (Hex package) before 1.0.16, the use of Plug.Session in Pow.Plug.Session is susceptible to session fixation attacks if a persistent session store is used for Plug.Session, such as Redis or a database. Cookie store, which is used in most Phoenix apps, doesn't have this vulnerability."}]},"impact":{"cvss":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-384 Session Fixation"}]}]},"references":{"reference_data":[{"name":"https://github.com/danschultzer/pow/security/advisories/GHSA-v2wf-c3j6-wpvw","refsource":"CONFIRM","url":"https://github.com/danschultzer/pow/security/advisories/GHSA-v2wf-c3j6-wpvw"},{"name":"https://github.com/danschultzer/pow/commit/578ffd3d8bb8e8a26077b644222186b108da474f","refsource":"MISC","url":"https://github.com/danschultzer/pow/commit/578ffd3d8bb8e8a26077b644222186b108da474f"},{"name":"https://github.com/danschultzer/pow/blob/master/CHANGELOG.md#v1016-2020-01-07","refsource":"MISC","url":"https://github.com/danschultzer/pow/blob/master/CHANGELOG.md#v1016-2020-01-07"}]},"source":{"advisory":"GHSA-v2wf-c3j6-wpvw","discovery":"UNKNOWN"},"work_around":[{"lang":"en","value":"Call Plug.Conn.configure_session(conn, renew: true) periodically and after privilege change. A custom authorization plug can be written where the create/3 method should return the conn only after Plug.Conn.configure_session/2 have been called on it."}]}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/danschultzer/pow/security/advisories/GHSA-v2wf-c3j6-wpvw","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/danschultzer/pow/commit/578ffd3d8bb8e8a26077b644222186b108da474f","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/danschultzer/pow/blob/master/CHANGELOG.md#v1016-2020-01-07","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T08:22:08.880Z"}}]}}}