{"id":"ALPINE-CVE-2020-1720","details":"A flaw was found in PostgreSQL's \"ALTER ... DEPENDS ON EXTENSION\", where sub-commands did not perform authorization checks. An authenticated attacker could use this flaw in certain configurations to perform drop objects such as function, triggers, et al., leading to database corruption. This issue affects PostgreSQL versions before 12.2, before 11.7, before 10.12 and before 9.6.17.","modified":"2026-08-20T10:18:02.594468098Z","published":"2020-03-17T16:15:11.127Z","upstream":["CVE-2020-1720"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2020-1720"}],"affected":[{"package":{"name":"postgresql","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/postgresql?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.6"},{"fixed":"11.7-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/postgresql?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.6"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/postgresql?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.6"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/postgresql?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.6"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/postgresql?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.6"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql","ecosystem":"Alpine:v3.8","purl":"pkg:apk/alpine/postgresql?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.6"},{"fixed":"10.12-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql","ecosystem":"Alpine:v3.9","purl":"pkg:apk/alpine/postgresql?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.6"},{"fixed":"11.7-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql14","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/postgresql14?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql14","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/postgresql14?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql14","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/postgresql14?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql14","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/postgresql14?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql15","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/postgresql15?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql15","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/postgresql15?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-1720.json"}},{"package":{"name":"postgresql15","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/postgresql15?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-202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