{"id":"ALPINE-CVE-2021-20201","details":"A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service (CPU consumption) by performing many renegotiations within a single connection.","modified":"2026-08-27T22:18:01.397497676Z","published":"2021-05-28T11:15:07.900Z","upstream":["CVE-2021-20201"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-20201"}],"affected":[{"package":{"name":"spice","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.2-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.2-r2"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-20201.json"}},{"package":{"name":"spice","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/spice?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.14.3-r1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://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