{"id":"CVE-2024-53695","aliases":["EUVD-2024-54243","GHSA-56j5-vwwf-v97g"],"status":"published","title":"HBS 3 Hybrid Backup Sync","description":"A buffer overflow vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to modify memory or crash processes.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 25.1.4.952 and later","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00523,"percentile":0.44689,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-121"],"published":"2025-03-07T16:13:42Z","modified":"2026-06-17T08:09:07Z","products":[{"vendor":"qnap","product":"hybrid_backup_sync"},{"vendor":"qnap systems inc.","product":"hbs 3 hybrid backup sync"}],"references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-25-06","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-53695"},{"url":"https://github.com/advisories/GHSA-56j5-vwwf-v97g"}],"sources":{"cve":[{"id":"CVE-2024-53695","title":"HBS 3 Hybrid Backup Sync","description":"A buffer overflow vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to modify memory or crash processes.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 25.1.4.952 and later","status":"published","published":"2025-03-07T16:13:42.883Z","modified":"2025-03-07T17:54:53.58Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-120","CWE-121"],"updated_at":"2026-11-02T14:34:17.523201Z"}],"euvd":[{"id":"EUVD-2024-54243","description":"A buffer overflow vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to modify memory or crash processes.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 25.1.4.952 and later","status":"published","published":"2025-03-07T16:13:42Z","modified":"2025-03-07T17:54:53Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T20:53:10.661676Z"}],"ghsa":[{"id":"GHSA-56j5-vwwf-v97g","title":"A buffer overflow vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If...","description":"A buffer overflow vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to modify memory or crash processes.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 25.1.4.952 and later","status":"published","published":"2025-03-07T18:31:06Z","modified":"2026-01-16T18:32:24Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/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"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:05:38.741943Z"}],"nvd":[{"id":"CVE-2024-53695","description":"A buffer overflow vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to modify memory or crash processes.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 25.1.4.952 and later","status":"published","published":"2025-03-07T17:15:20.25Z","modified":"2026-06-17T08:09:07.123Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/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"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-120","CWE-121"],"updated_at":"2026-11-02T14:10:45.422466Z"}]}}