{"id":"CVE-2020-1010","title":"An elevation of privilege vulnerability exists in Windows Block Level Backup Engine Service (wbengine) that allows file deletion in arbitrary locations.\nTo exploit the vulnerability, an attacker would first have to log on to the system","summary":"An elevation of privilege vulnerability exists in Windows Block Level Backup Engine Service (wbengine) that allows file deletion in arbitrary locations.\nTo exploit the vulnerability, an attacker would first have to log on to the system. …","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","vendor":"microsoft","product":"windows_10","affected":["windows_10","windows_10 = 1607","windows_10 = 1709","windows_10 = 1803","windows_10 = 1809","windows_10 = 1903","windows_10 = 1909","windows_7","windows_8.1","windows_rt_8.1","windows_server_2008 = r2","windows_server_2012","windows_server_2012 = r2","windows_server_2016","windows_server_2016 = 1803","windows_server_2016 = 1903","windows_server_2016 = 1909","windows_server_2019"],"published":"2020-05-21","updated":"2026-08-19","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2020-1010","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1010","label":"secure@microsoft.com"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1010","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00972,"epssPercentile":0.59961,"ingestedAt":"2026-08-19T17:42:36.066Z","slug":"CVE-2020-1010","body":"## Overview\n\nAn elevation of privilege vulnerability exists in Windows Block Level Backup Engine Service (wbengine) that allows file deletion in arbitrary locations.\nTo exploit the vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.\nThe update addresses the vulnerability by correcting how the  Windows Block Level Backup Engine Service handles file operations.\n\n## Affected\n\n- `windows_10`\n- `windows_10 = 1607`\n- `windows_10 = 1709`\n- `windows_10 = 1803`\n- `windows_10 = 1809`\n- `windows_10 = 1903`\n- `windows_10 = 1909`\n- `windows_7`\n- `windows_8.1`\n- `windows_rt_8.1`\n- `windows_server_2008 = r2`\n- `windows_server_2012`\n- `windows_server_2012 = r2`\n- `windows_server_2016`\n- `windows_server_2016 = 1803`\n- `windows_server_2016 = 1903`\n- `windows_server_2016 = 1909`\n- `windows_server_2019`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}