{ "containers": { "cna": { "affected": [ { "product": "pulseaudio", "vendor": "Canonical", "versions": [ { "lessThan": "1:8.0-0ubuntu3.12", "status": "affected", "version": "1:8.0", "versionType": "custom" }, { "lessThan": "1:11.1-1ubuntu7.7", "status": "affected", "version": "1:11.1", "versionType": "custom" }, { "lessThan": "1:13.0-1ubuntu1.2", "status": "affected", "version": "1:13.0", "versionType": "custom" }, { "lessThan": "1:13.99.1-1ubuntu3.2", "status": "affected", "version": "1:13.99.1", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "James Henstridge" } ], "datePublic": "2020-04-16T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "An Ubuntu-specific modification to Pulseaudio to provide security mediation for Snap-packaged applications was found to have a bypass of intended access restriction for snaps which plugs any of pulseaudio, audio-playback or audio-record via unloading the pulseaudio snap policy module. This issue affects: pulseaudio 1:8.0 versions prior to 1:8.0-0ubuntu3.12; 1:11.1 versions prior to 1:11.1-1ubuntu7.7; 1:13.0 versions prior to 1:13.0-1ubuntu1.2; 1:13.99.1 versions prior to 1:13.99.1-1ubuntu3.2;" } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-284", "description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2020-05-18T18:06:14.000Z", "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://forum.snapcraft.io/t/audio-switcher-pulseaudio-interface-auto-connect-request/16648/3" }, { "name": "USN-4355-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/4355-1/" } ], "source": { "advisory": "https://usn.ubuntu.com/usn/usn-4355-1", "defect": [ "https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1877102" ], "discovery": "INTERNAL" }, "title": "Ubuntu modifications to pulseaudio to provide snap security enforcement could be unloaded", "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security@ubuntu.com", "DATE_PUBLIC": "2020-04-16T00:00:00.000Z", "ID": "CVE-2020-11931", "STATE": "PUBLIC", "TITLE": "Ubuntu modifications to pulseaudio to provide snap security enforcement could be unloaded" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "pulseaudio", "version": { "version_data": [ { "version_affected": "<", "version_name": "1:8.0", "version_value": "1:8.0-0ubuntu3.12" }, { "version_affected": "<", "version_name": "1:11.1", "version_value": "1:11.1-1ubuntu7.7" }, { "version_affected": "<", "version_name": "1:13.0", "version_value": "1:13.0-1ubuntu1.2" }, { "version_affected": "<", "version_name": "1:13.99.1", "version_value": "1:13.99.1-1ubuntu3.2" } ] } } ] }, "vendor_name": "Canonical" } ] } }, "credit": [ { "lang": "eng", "value": "James Henstridge" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An Ubuntu-specific modification to Pulseaudio to provide security mediation for Snap-packaged applications was found to have a bypass of intended access restriction for snaps which plugs any of pulseaudio, audio-playback or audio-record via unloading the pulseaudio snap policy module. 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