CVE-2021-26434
Vulnerability from cvelistv5
Published
2021-09-15 11:23
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Visual Studio Elevation of Privilege Vulnerability
References
▼ | URL | Tags | |
---|---|---|---|
secure@microsoft.com | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26434 | Patch, Vendor Advisory | |
secure@microsoft.com | https://www.zerodayinitiative.com/advisories/ZDI-21-1077/ | Third Party Advisory, VDB Entry |
Impacted products
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T20:26:25.193Z", "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-2021-26434" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1077/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)", "vendor": "Microsoft", "versions": [ { "lessThan": "15.9.39", "status": "affected", "version": "15.9.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)", "vendor": "Microsoft", "versions": [ { "lessThan": "16.4.26", "status": "affected", "version": "16.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 \u2013 16.6)", "vendor": "Microsoft", "versions": [ { "lessThan": "16.7.19", "status": "affected", "version": "16.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)", "vendor": "Microsoft", "versions": [ { "lessThan": "16.9.11", "status": "affected", "version": "15.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)", "vendor": "Microsoft", "versions": [ { "lessThan": "16.11.3", "status": "affected", "version": "16.11.0", "versionType": "custom" } ] } ], "datePublic": "2021-09-14T07:00:00+00:00", "descriptions": [ { "lang": "en-US", "value": "Visual Studio Elevation of Privilege Vulnerability" } ], "metrics": [ { "cvssV3_1": { "baseScore": 7.8, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "description": "Elevation of Privilege", "lang": "en-US", "type": "Impact" } ] } ], "providerMetadata": { "dateUpdated": "2023-12-28T19:37:25.359Z", "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-2021-26434" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1077/" } ], "title": "Visual Studio Elevation of Privilege Vulnerability" } }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-26434", "datePublished": "2021-09-15T11:23:00", "dateReserved": "2021-01-29T00:00:00", "dateUpdated": "2024-08-03T20:26:25.193Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-26434\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-09-15T12:15:09.150\",\"lastModified\":\"2023-12-28T20:15:46.443\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Visual Studio Elevation of Privilege Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una Vulnerabilidad de Elevaci\u00f3n de Privilegios en Visual Studio\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:C/I:C/A:C\",\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":7.2},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":3.9,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-732\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"15.0\",\"versionEndIncluding\":\"15.9\",\"matchCriteriaId\":\"CE03B37D-72FE-4C25-BE62-9C422AEFC80E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0\",\"versionEndIncluding\":\"16.11\",\"matchCriteriaId\":\"C9984FFB-8AFA-438F-B762-B98649B64B23\"}]}]}],\"references\":[{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26434\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-21-1077/\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]}]}}" } }
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Sightings
Author | Source | Type | Date |
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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.