{"id":"CVE-2020-16953","aliases":["EUVD-2020-8911","GHSA-x33j-rg99-qjjj"],"status":"published","title":"Microsoft SharePoint Information Disclosure Vulnerability","description":"\u003cp\u003eAn information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.\u003c/p\u003e","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.03842,"percentile":0.90214,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2020-10-16T22:18:04Z","modified":"2026-06-17T02:58:20Z","products":[{"vendor":"microsoft","product":"microsoft sharepoint enterprise server 2016"},{"vendor":"microsoft","product":"microsoft sharepoint foundation 2010 service pack 2"},{"vendor":"microsoft","product":"microsoft sharepoint foundation 2013 service pack 1"},{"vendor":"microsoft","product":"microsoft sharepoint server 2019"},{"vendor":"microsoft","product":"sharepoint_enterprise_server"},{"vendor":"microsoft","product":"sharepoint_foundation"},{"vendor":"microsoft","product":"sharepoint_server"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16953","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-16953"},{"url":"https://github.com/advisories/GHSA-x33j-rg99-qjjj"}],"sources":{"cve":[{"id":"CVE-2020-16953","title":"Microsoft SharePoint Information Disclosure Vulnerability","description":"\u003cp\u003eAn information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-10-16T22:18:04Z","modified":"2024-08-04T13:45:34.614Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:59.116379Z"}],"euvd":[{"id":"EUVD-2020-8911","description":"\u003cp\u003eAn information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-10-16T22:18:04Z","modified":"2024-08-04T13:45:34Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T03:07:28.222143Z"}],"ghsa":[{"id":"GHSA-x33j-rg99-qjjj","title":"An information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly...","description":"An information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory, aka 'Microsoft SharePoint Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2020-16941, CVE-2020-16942, CVE-2020-16948, CVE-2020-16950.","status":"published","published":"2022-05-24T17:31:01Z","modified":"2024-01-09T05:06:02Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:55:22.44362Z"}],"nvd":[{"id":"CVE-2020-16953","description":"\u003cp\u003eAn information disclosure vulnerability exists when Microsoft SharePoint Server fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles objects in memory.\u003c/p\u003e","status":"published","published":"2020-10-16T23:15:16.383Z","modified":"2026-06-17T02:58:20.697Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:19.351389Z"}]}}