{"api_version":"1","generated_at":"2026-04-12T00:28:02+00:00","cve":"CVE-2019-10063","urls":{"html":"https://cve.report/CVE-2019-10063","api":"https://cve.report/api/cve/CVE-2019-10063.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2019-10063","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-10063"},"summary":{"title":"CVE-2019-10063","description":"Flatpak before 1.0.8, 1.1.x and 1.2.x before 1.2.4, and 1.3.x before 1.3.1 allows a sandbox bypass. Flatpak versions since 0.8.1 address CVE-2017-5226 by using a seccomp filter to prevent sandboxed apps from using the TIOCSTI ioctl, which could otherwise be used to inject commands into the controlling terminal so that they would be executed outside the sandbox after the sandboxed app exits. This fix was incomplete: on 64-bit platforms, the seccomp filter could be bypassed by an ioctl request number that has TIOCSTI in its 32 least significant bits and an arbitrary nonzero value in its 32 most significant bits, which the Linux kernel would treat as equivalent to TIOCSTI.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2019-03-26 14:29:00","updated_at":"2019-05-13 10:29:00"},"problem_types":["CWE-20"],"metrics":[],"references":[{"url":"https://github.com/flatpak/flatpak/issues/2782","name":"https://github.com/flatpak/flatpak/issues/2782","refsource":"MISC","tags":["Issue Tracking","Patch","Third Party Advisory"],"title":"CVE-2019-10063: incomplete TIOCSTI filtering, similar to snapd's CVE-2019-7303 · Issue #2782 · flatpak/flatpak · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2019:1143","name":"RHSA-2019:1143","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2019:1024","name":"RHSA-2019:1024","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal - Access to 24x7 support and knowledge","mime":"text/html","httpstatus":"200","archivestatus":"500"},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-10063","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10063","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2019","cve_id":"10063","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"flatpak","cpe5":"flatpak","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"10063","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"flatpak","cpe5":"flatpak","cpe6":"1.3.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"10063","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"flatpak","cpe5":"flatpak","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"10063","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"flatpak","cpe5":"flatpak","cpe6":"1.3.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"10063","vulnerable":"1","versionEndIncluding":"1.1.3","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"flatpak","cpe5":"flatpak","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2019-10063","qid":"377178","title":"Alibaba Cloud Linux Security Update for flatpak (ALINUX2-SA-2019:0026)"},{"cve":"CVE-2019-10063","qid":"500960","title":"Alpine Linux Security Update for flatpak"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-10063","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Flatpak before 1.0.8, 1.1.x and 1.2.x before 1.2.4, and 1.3.x before 1.3.1 allows a sandbox bypass. Flatpak versions since 0.8.1 address CVE-2017-5226 by using a seccomp filter to prevent sandboxed apps from using the TIOCSTI ioctl, which could otherwise be used to inject commands into the controlling terminal so that they would be executed outside the sandbox after the sandboxed app exits. This fix was incomplete: on 64-bit platforms, the seccomp filter could be bypassed by an ioctl request number that has TIOCSTI in its 32 least significant bits and an arbitrary nonzero value in its 32 most significant bits, which the Linux kernel would treat as equivalent to TIOCSTI."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://github.com/flatpak/flatpak/issues/2782","refsource":"MISC","name":"https://github.com/flatpak/flatpak/issues/2782"},{"refsource":"REDHAT","name":"RHSA-2019:1024","url":"https://access.redhat.com/errata/RHSA-2019:1024"},{"refsource":"REDHAT","name":"RHSA-2019:1143","url":"https://access.redhat.com/errata/RHSA-2019:1143"}]}},"nvd":{"publishedDate":"2019-03-26 14:29:00","lastModifiedDate":"2019-05-13 10:29:00","problem_types":["CWE-20"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9,"baseSeverity":"CRITICAL"},"exploitabilityScore":2.2,"impactScore":6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.8},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*","versionStartIncluding":"1.1.0","versionEndIncluding":"1.1.3","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*","versionEndExcluding":"1.0.8","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:flatpak:flatpak:1.3.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*","versionStartIncluding":"1.2.0","versionEndExcluding":"1.2.4","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2019","CveId":"10063","Ordinal":"148277","Title":"CVE-2019-10063","CVE":"CVE-2019-10063","Year":"2019"},"notes":[{"CveYear":"2019","CveId":"10063","Ordinal":"1","NoteData":"Flatpak before 1.0.8, 1.1.x and 1.2.x before 1.2.4, and 1.3.x before 1.3.1 allows a sandbox bypass. Flatpak versions since 0.8.1 address CVE-2017-5226 by using a seccomp filter to prevent sandboxed apps from using the TIOCSTI ioctl, which could otherwise be used to inject commands into the controlling terminal so that they would be executed outside the sandbox after the sandboxed app exits. This fix was incomplete: on 64-bit platforms, the seccomp filter could be bypassed by an ioctl request number that has TIOCSTI in its 32 least significant bits and an arbitrary nonzero value in its 32 most significant bits, which the Linux kernel would treat as equivalent to TIOCSTI.","Type":"Description","Title":null},{"CveYear":"2019","CveId":"10063","Ordinal":"2","NoteData":"2019-03-26","Type":"Other","Title":"Published"},{"CveYear":"2019","CveId":"10063","Ordinal":"3","NoteData":"2019-05-13","Type":"Other","Title":"Modified"}]}}}