CVE-2021-31955
Vulnerability from cvelistv5
Published
2021-06-08 22:46
Modified
2024-08-03 23:10
Severity ?
EPSS score ?
Summary
Windows Kernel Information Disclosure Vulnerability
References
▼ | URL | Tags | |
---|---|---|---|
secure@microsoft.com | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31955 | Patch, Vendor Advisory |
Impacted products
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog
Date added: 2021-11-03
Due date: 2021-11-17
Required action: Apply updates per vendor instructions.
Used in ransomware: Unknown
Notes: https://nvd.nist.gov/vuln/detail/CVE-2021-31955
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "dateAdded": "2021-11-03", "reference": "https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json" }, "type": "kev" } }, { "other": { "content": { "id": "CVE-2021-31955", "options": [ { "Exploitation": "active" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-05-29T18:16:48.580949Z", "version": "2.0.3" }, "type": "ssvc" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-497", "description": "CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-06-04T17:12:38.893Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "timeline": [ { "lang": "en", "time": "2021-11-03T00:00:00+00:00", "value": "CVE-2021-31955 added to KEV" }, { "lang": "en", "time": "2021-11-03T00:00:00+00:00", "value": "CVE-2021-31955 added to CISA KEV" } ], "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-03T23:10:31.263Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31955" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "cpes": [ "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.1999:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.1999:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.1999:*:*:*:*:*:arm64:*" ], "platforms": [ "32-bit Systems", "x64-based Systems", "ARM64-based Systems" ], "product": "Windows 10 Version 1809", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.17763.1999", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.1999:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2019", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.17763.1999", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.1999:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server 2019 (Server Core installation)", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.17763.1999", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1621:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1621:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.18363.1621:*:*:*:*:*:x64:*" ], "platforms": [ "32-bit Systems", "x64-based Systems", "ARM64-based Systems" ], "product": "Windows 10 Version 1909", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.18363.1621", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1052:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1052:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1052:*:*:*:*:*:x86:*" ], "platforms": [ "x64-based Systems", "ARM64-based Systems", "32-bit Systems" ], "product": "Windows 10 Version 21H1", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.19043.1052", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1052:*:*:*:*:*:x64:*" ], "platforms": [ "32-bit Systems", "ARM64-based Systems", "x64-based Systems" ], "product": "Windows 10 Version 2004", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.19041.1052", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1052:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server version 2004", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.19041.1052", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1052:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1052:*:*:*:*:*:arm64:*" ], "platforms": [ "32-bit Systems", "ARM64-based Systems" ], "product": "Windows 10 Version 20H2", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.19042.1052", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1052:*:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Windows Server version 20H2", "vendor": "Microsoft", "versions": [ { "lessThan": "10.0.19042.1052", "status": "affected", "version": "10.0.0", "versionType": "custom" } ] } ], "datePublic": "2021-06-08T07:00:00+00:00", "descriptions": [ { "lang": "en-US", "value": "Windows Kernel Information Disclosure Vulnerability" } ], "metrics": [ { "cvssV3_1": { "baseScore": 5.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "description": "Information Disclosure", "lang": "en-US", "type": "Impact" } ] } ], "providerMetadata": { "dateUpdated": "2024-05-29T14:55:31.279Z", "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31955" } ], "title": "Windows Kernel Information Disclosure Vulnerability" } }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-31955", "datePublished": "2021-06-08T22:46:25", "dateReserved": "2021-04-30T00:00:00", "dateUpdated": "2024-08-03T23:10:31.263Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "cisa_known_exploited": { "cveID": "CVE-2021-31955", "cwes": "[\"CWE-497\"]", "dateAdded": "2021-11-03", "dueDate": "2021-11-17", "knownRansomwareCampaignUse": "Unknown", "notes": "https://nvd.nist.gov/vuln/detail/CVE-2021-31955", "product": "Windows", "requiredAction": "Apply updates per vendor instructions.", "shortDescription": "Microsoft Windows Kernel contains an unspecified vulnerability that allows for information disclosure. 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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.