{"id":"RHSA-2020:4756","summary":"Red Hat Security Advisory: varnish:6 security, bug fix, and enhancement update","modified":"2026-03-11T07:27:14.773383Z","published":"2024-09-16T04:23:33Z","upstream":["CVE-2019-15892","CVE-2019-20637","CVE-2020-11653"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:4756"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#moderate"},{"type":"ARTICLE","url":"https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1756079"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1772362"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1813867"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_4756.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2019-15892"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2019-15892"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-15892"},{"type":"ARTICLE","url":"https://varnish-cache.org/security/VSV00003.html"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2019-20637"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2019-20637"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-20637"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2020-11653"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2020-11653"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11653"},{"type":"ARTICLE","url":"https://varnish-cache.org/security/VSV00005.html#vsv00005"}],"affected":[{"package":{"name":"varnish","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/varnish"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.0.6-2.module+el8.3.0+6843+b3b42fcc"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2020:4756.json"}},{"package":{"name":"varnish-devel","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/varnish-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.0.6-2.module+el8.3.0+6843+b3b42fcc"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2020:4756.json"}},{"package":{"name":"varnish-docs","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/varnish-docs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.0.6-2.module+el8.3.0+6843+b3b42fcc"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2020:4756.json"}},{"package":{"name":"varnish-modules","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/varnish-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:0.15.0-5.module+el8.3.0+6843+b3b42fcc"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2020:4756.json"}},{"package":{"name":"varnish-modules-debuginfo","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/varnish-modules-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:0.15.0-5.module+el8.3.0+6843+b3b42fcc"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2020:4756.json"}},{"package":{"name":"varnish-modules-debugsource","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/varnish-modules-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:0.15.0-5.module+el8.3.0+6843+b3b42fcc"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2020:4756.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}