{"id":"CVE-2020-0805","state":"PUBLISHED","title":"Projected Filesystem Security Feature Bypass Vulnerability","description":"<p>A security feature bypass vulnerability exists when a Windows Projected Filesystem improperly handles file redirections. An attacker who successfully exploited this vulnerability could delete a targeted file they would not have permissions to.</p>\n<p>To exploit this 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.</p>\n<p>The security update addresses the vulnerability by correcting how Windows Projected Filesystem handle file redirections.</p>","publishedAt":"2020-09-11T17:08:23.000Z","updatedAt":"2024-08-04T06:18:01.954Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","source":"microsoft"},"assigner":"microsoft","products":["Microsoft Windows 10 Version 2004","Microsoft Windows Server version 2004"],"affected":[{"vendor":"Microsoft","product":"Windows 10 Version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"publication","versionType":"custom"}],"cpes":["cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"publication","versionType":"custom"}],"cpes":["cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*"],"platforms":["x64-based Systems"]}],"references":["https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0805"],"weaknesses":[],"ingestedAt":"2026-10-29T19:46:18.551Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/0xxx/CVE-2020-0805.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-0805","state":"PUBLISHED","datePublished":"2020-09-11T17:08:23.000Z","dateUpdated":"2024-08-04T06:18:01.954Z","assignerShortName":"microsoft","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateReserved":"2019-11-04T00:00:00.000Z"},"containers":{"cna":{"title":"Projected Filesystem Security Feature Bypass Vulnerability","descriptions":[{"lang":"en-US","value":"<p>A security feature bypass vulnerability exists when a Windows Projected Filesystem improperly handles file redirections. An attacker who successfully exploited this vulnerability could delete a targeted file they would not have permissions to.</p>\n<p>To exploit this 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.</p>\n<p>The security update addresses the vulnerability by correcting how Windows Projected Filesystem handle file redirections.</p>"}],"affected":[{"vendor":"Microsoft","product":"Windows 10 Version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"publication","versionType":"custom"}],"cpes":["cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"],"platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server version 2004","versions":[{"version":"10.0.0","status":"affected","lessThan":"publication","versionType":"custom"}],"cpes":["cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*"],"platforms":["x64-based Systems"]}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0805","tags":["x_refsource_MISC"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"MEDIUM","baseScore":5.3,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"description":"Security Feature Bypass","lang":"en-US","type":"Impact"}]}],"providerMetadata":{"shortName":"microsoft","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateUpdated":"2023-12-31T21:34:20.271Z"},"datePublic":"2020-09-08T07:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0805","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T06:18:01.954Z"}}]}}}