{"id":"ALPINE-CVE-2020-6581","details":"Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \\n as the character \\ and the character n (not as the \\n newline sequence). This can cause command injection.","modified":"2026-09-11T10:17:51.446063962Z","published":"2020-03-16T18:15:12.867Z","upstream":["CVE-2020-6581"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2020-6581"}],"affected":[{"package":{"name":"nrpe","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}},{"package":{"name":"nrpe","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/nrpe?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-6581.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"}]}