{"id":"UBUNTU-CVE-2024-42365","details":"Asterisk is an open source private branch exchange (PBX) and telephony toolkit. Prior to asterisk versions 18.24.2, 20.9.2, and 21.4.2 and certified-asterisk versions 18.9-cert11 and 20.7-cert2, an AMI user with `write=originate` may change all configuration files in the `/etc/asterisk/` directory. This occurs because they are able to curl remote files and write them to disk, but are also able to append to existing files using the `FILE` function inside the `SET` application. This issue may result in privilege escalation, remote code execution and/or blind server-side request forgery with arbitrary protocol. Asterisk versions 18.24.2, 20.9.2, and 21.4.2 and certified-asterisk versions 18.9-cert11 and 20.7-cert2 contain a fix for this issue.","modified":"2026-05-20T16:18:21.162640408Z","published":"2024-08-08T17:15:00Z","upstream":["CVE-2024-42365"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-42365"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-42365"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/security/advisories/GHSA-c4cg-9275-6w44"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/b4063bf756272254b160b6d1bd6e9a3f8e16cc71"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/bbe68db10ab8a80c29db383e4dfe14f6eafaf993"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/faddd99f2b9408b524e5eb8a01589fe1fa282df2"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/42a2f4ccfa2c7062a15063e765916b3332e34cc4"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/7a0090325bfa9d778a39ae5f7d0a98109e4651c8"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/b4063bf756272254b160b6d1bd6e9a3f8e16cc71"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/bbe68db10ab8a80c29db383e4dfe14f6eafaf993"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/commit/faddd99f2b9408b524e5eb8a01589fe1fa282df2"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/blob/14367caaf7241df1eceea7c45c5b261989c2c6db/main/manager.c#L6426"},{"type":"REPORT","url":"https://github.com/asterisk/asterisk/blob/7d28165cb1b2d02d66e8693bd3fe23ee72fc55d8/main/manager.c#L6426"}],"affected":[{"package":{"name":"asterisk","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/asterisk?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:13.1.0~dfsg-1.1ubuntu3","1:13.1.0~dfsg-1.1ubuntu4","1:13.1.0~dfsg-1.1ubuntu4.1","1:13.1.0~dfsg-1.1ubuntu4.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"asterisk","binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1"},{"binary_name":"asterisk-config","binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1"},{"binary_name":"asterisk-dahdi","binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1"},{"binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1","binary_name":"asterisk-mobile"},{"binary_name":"asterisk-modules","binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1"},{"binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1","binary_name":"asterisk-mp3"},{"binary_name":"asterisk-mysql","binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1"},{"binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1","binary_name":"asterisk-ooh323"},{"binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1","binary_name":"asterisk-voicemail"},{"binary_name":"asterisk-voicemail-imapstorage","binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1"},{"binary_name":"asterisk-voicemail-odbcstorage","binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1"},{"binary_version":"1:13.1.0~dfsg-1.1ubuntu4.1+esm1","binary_name":"asterisk-vpb"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42365.json"}},{"package":{"name":"asterisk","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/asterisk?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:13.17.2~dfsg-1ubuntu1","1:13.17.2~dfsg-2ubuntu1","1:13.18.1~dfsg-1ubuntu1","1:13.18.3~dfsg-1ubuntu1","1:13.18.3~dfsg-1ubuntu2","1:13.18.3~dfsg-1ubuntu3","1:13.18.3~dfsg-1ubuntu4"],"ecosystem_specific":{"binaries":[{"binary_name":"asterisk","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_version":"1:13.18.3~dfsg-1ubuntu4","binary_name":"asterisk-config"},{"binary_name":"asterisk-dahdi","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_name":"asterisk-mobile","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_name":"asterisk-modules","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_name":"asterisk-mp3","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_name":"asterisk-mysql","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_version":"1:13.18.3~dfsg-1ubuntu4","binary_name":"asterisk-ooh323"},{"binary_name":"asterisk-tests","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_name":"asterisk-voicemail","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_name":"asterisk-voicemail-imapstorage","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_name":"asterisk-voicemail-odbcstorage","binary_version":"1:13.18.3~dfsg-1ubuntu4"},{"binary_version":"1:13.18.3~dfsg-1ubuntu4","binary_name":"asterisk-vpb"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-42365.json"}},{"package":{"name":"asterisk","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/asterisk?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:16.2.1~dfsg-2build2","1:16.2.1~dfsg-2build3","1:16.2.1~dfsg-2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"asterisk","binary_version":"1:16.2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