{"id":"CVE-2026-77060","aliases":["EUVD-2026-109955","GHSA-mpp4-mc8m-6vpc"],"status":"published","title":"Incorrect Permission Assignment for Critical Resource in boneIO","description":"boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto/passwd with world-readable permissions. Any local user can read the password hashes for all MQTT accounts and perform offline dictionary attacks.\n\nThis issue was fixed in version 1.6.0.","severity":{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00126,"percentile":0.02301,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-732"],"published":"2026-10-26T14:46:06Z","modified":"2026-10-28T02:59:53Z","products":[{"vendor":"boneio","product":"black_debian_images"}],"references":[{"url":"https://cert.pl/en/posts/2026/10/CVE-2026-77052","tags":["third-party-advisory","advisory"]},{"url":"https://boneio.eu/en/docs/black","tags":["product","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77060","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-mpp4-mc8m-6vpc"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77060.json","tags":["advisory"]},{"url":"https://github.com/boneIO-eu/black_debian_images","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-77060","title":"Incorrect Permission Assignment for Critical Resource in boneIO","description":"boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto/passwd with world-readable permissions. Any local user can read the password hashes for all MQTT accounts and perform offline dictionary attacks.\n\nThis issue was fixed in version 1.6.0.","status":"published","published":"2026-10-26T14:46:06.547Z","modified":"2026-10-26T15:35:49.996Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:20:16.072351Z"}],"euvd":[{"id":"EUVD-2026-109955","description":"boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto/passwd with world-readable permissions. Any local user can read the password hashes for all MQTT accounts and perform offline dictionary attacks.\n\nThis issue was fixed in version 1.6.0.","status":"published","published":"2026-10-26T14:46:06Z","modified":"2026-10-26T15:35:49Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:29.561971Z"}],"ghsa":[{"id":"GHSA-mpp4-mc8m-6vpc","title":"boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto...","description":"boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto/passwd with world-readable permissions. Any local user can read the password hashes for all MQTT accounts and perform offline dictionary attacks.\n\nThis issue was fixed in version 1.6.0.","status":"published","published":"2026-10-26T15:34:48Z","modified":"2026-10-26T15:34:54Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T15:14:23.996006Z"}],"nvd":[{"id":"CVE-2026-77060","description":"boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto/passwd with world-readable permissions. Any local user can read the password hashes for all MQTT accounts and perform offline dictionary attacks.\n\nThis issue was fixed in version 1.6.0.","status":"published","published":"2026-10-26T15:16:43.93Z","modified":"2026-10-26T17:11:35.487Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:13:03.452847Z"}],"osv":[{"id":"CVE-2026-77060","title":"Incorrect Permission Assignment for Critical Resource in boneIO","description":"boneIO black_debian_images stores the Mosquitto MQTT broker password file at /etc/mosquitto/passwd with world-readable permissions. Any local user can read the password hashes for all MQTT accounts and perform offline dictionary attacks.\n\nThis issue was fixed in version 1.6.0.","status":"published","published":"2026-10-26T14:46:06.547Z","modified":"2026-10-28T02:59:53.986028428Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T15:45:17.102988Z"}]}}