{"id":"CVE-2021-3948","aliases":["ALPINE-CVE-2021-3948","EUVD-2021-27158","GHSA-6g8x-w285-c7m5"],"status":"published","title":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an...","description":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00564,"percentile":0.47129,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-276"],"published":"2022-02-18T00:00:00Z","modified":"2026-11-03T06:32:58Z","fixes":[{"ecosystem":"Alpine:v3.15","package":"qemu","fixed_in":["6.1.1-r0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.15","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.1-r0"}]}]}],"products":[{"vendor":"konveyor","product":"mig-controller"},{"vendor":"redhat","product":"migration_toolkit"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2022017","tags":["x_transferred","Issue Tracking","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3948"},{"url":"https://github.com/advisories/GHSA-6g8x-w285-c7m5"},{"url":"https://security.alpinelinux.org/vuln/CVE-2021-3948","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2021-3948","description":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.","status":"published","published":"2022-02-18T00:00:00Z","modified":"2024-08-03T17:09:09.782Z","cwes":["CWE-276"],"updated_at":"2026-11-02T14:33:03.671751Z"}],"euvd":[{"id":"EUVD-2021-27158","description":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.","status":"published","published":"2022-02-18T00:00:00Z","modified":"2024-08-03T17:09:09Z","updated_at":"2026-11-03T03:25:11.376657Z"}],"ghsa":[{"id":"GHSA-6g8x-w285-c7m5","title":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an...","description":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.","status":"published","published":"2022-02-19T00:01:30Z","modified":"2023-01-28T05:04:38Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:44:12.731424Z"}],"nvd":[{"id":"CVE-2021-3948","description":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.","status":"published","published":"2022-02-18T18:15:09.833Z","modified":"2026-06-17T04:06:16.863Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:07:04.6896Z"}],"osv":[{"id":"ALPINE-CVE-2021-3948","description":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.","status":"published","published":"2022-02-18T18:15:09.833Z","modified":"2026-11-03T06:32:58.655131492Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T07:16:09.603409Z"},{"id":"CVE-2021-3948","description":"An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.","status":"published","published":"2022-02-18T18:15:09.833Z","modified":"2026-07-08T06:01:27.645063106Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T15:44:20.843843Z"}]}}