{"id":"CVE-2020-16904","state":"PUBLISHED","title":"Azure Functions Elevation of Privilege Vulnerability","description":"<p>An elevation of privilege vulnerability exists in the way Azure Functions validate access keys.</p>\n<p>An unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.</p>\n<p>This security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.</p>","publishedAt":"2020-10-16T22:17:42.000Z","updatedAt":"2024-08-04T13:45:34.161Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C","source":"microsoft"},"assigner":"microsoft","products":["Microsoft Azure Functions"],"affected":[{"vendor":"Microsoft","product":"Azure Functions","versions":[{"version":"N/A","status":"affected"}],"cpes":[],"platforms":["Unknown"]}],"references":["https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:39.756Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/16xxx/CVE-2020-16904.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-16904","state":"PUBLISHED","datePublished":"2020-10-16T22:17:42.000Z","dateUpdated":"2024-08-04T13:45:34.161Z","assignerShortName":"microsoft","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateReserved":"2020-08-04T00:00:00.000Z"},"containers":{"cna":{"title":"Azure Functions Elevation of Privilege Vulnerability","descriptions":[{"lang":"en-US","value":"<p>An elevation of privilege vulnerability exists in the way Azure Functions validate access keys.</p>\n<p>An unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.</p>\n<p>This security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.</p>"}],"affected":[{"vendor":"Microsoft","product":"Azure Functions","versions":[{"version":"N/A","status":"affected"}],"cpes":[],"platforms":["Unknown"]}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904","tags":["x_refsource_MISC"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"MEDIUM","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"description":"Elevation of Privilege","lang":"en-US","type":"Impact"}]}],"providerMetadata":{"shortName":"microsoft","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateUpdated":"2023-12-31T19:19:47.896Z"},"datePublic":"2020-10-13T07:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T13:45:34.161Z"}}]}}}