CVE-2021-28437 (GCVE-0-2021-28437)
Vulnerability from cvelistv5 – Published: 2021-04-13 19:33 – Updated: 2024-08-03 21:40
VLAI
EPSS
VEX
Title
Windows Installer Information Disclosure Vulnerability
Summary
Windows Installer Information Disclosure Vulnerability
Severity
CWE
- Information Disclosure
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://portal.msrc.microsoft.com/en-US/security-… | x_refsource_MISC |
Impacted products
26 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1803 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:arm64:* |
||
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:* |
||
| Microsoft | Windows Server 2019 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows 10 Version 1909 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server, version 1909 (Server Core installation) |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows 10 Version 20H2 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_10_20H2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_20H2:*:*:*:*:*:*:arm64:* |
||
| Microsoft | Windows 10 Version 2004 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server version 20H2 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_20H2:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows Server version 2004 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows 10 Version 1507 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server 2016 |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows 7 |
Affected:
6.1.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:* |
||
| Microsoft | Windows 7 Service Pack 1 |
Affected:
6.1.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:* |
||
| Microsoft | Windows 8.1 |
Affected:
6.3.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:* |
||
| Microsoft | Windows Server 2008 Service Pack 2 |
Affected:
6.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) |
Affected:
6.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x86:* |
||
| Microsoft | Windows Server 2008 Service Pack 2 |
Affected:
6.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x86:* |
||
| Microsoft | Windows Server 2008 R2 Service Pack 1 |
Affected:
6.1.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) |
Affected:
6.0.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server 2012 |
Affected:
6.2.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server 2012 (Server Core installation) |
Affected:
6.2.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server 2012 R2 |
Affected:
6.3.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:* |
||
| Microsoft | Windows Server 2012 R2 (Server Core installation) |
Affected:
6.3.0 , < publication
(custom)
cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:* |
Date Public
2021-04-13 07:00
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"ARM64-based Systems",
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],
"product": "Windows 10 Version 2004",
"vendor": "Microsoft",
"versions": [
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"lessThan": "publication",
"status": "affected",
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"platforms": [
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"product": "Windows 10 Version 1507",
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"platforms": [
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"x64-based Systems"
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"product": "Windows 10 Version 1607",
"vendor": "Microsoft",
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"lessThan": "publication",
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"descriptions": [
{
"lang": "en-US",
"value": "Windows Installer 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:U/RL:O/RC:C",
"version": "3.1"
},
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"scenarios": [
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"lang": "en-US",
"value": "GENERAL"
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}
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"problemTypes": [
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"descriptions": [
{
"description": "Information Disclosure",
"lang": "en-US",
"type": "Impact"
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}
],
"providerMetadata": {
"dateUpdated": "2023-12-29T19:21:34.873Z",
"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-2021-28437"
}
],
"title": "Windows Installer Information Disclosure Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2021-28437",
"datePublished": "2021-04-13T19:33:24.000Z",
"dateReserved": "2021-03-15T00:00:00.000Z",
"dateUpdated": "2024-08-03T21:40:14.115Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2021-28437",
"date": "2026-09-15",
"epss": "0.0076",
"percentile": "0.53362"
},
"fkie_nvd": {
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"21540673-614A-4D40-8BD7-3F07723803B0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"9E2C378B-1507-4C81-82F6-9F599616845A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E01A4CCA-4C43-46E0-90E6-3E4DBFBACD64\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"7CB85C75-4D35-480E-843D-60579EC75FCB\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"6B8F3DD2-A145-4AF1-8545-CC42892DA3D1\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E9273B95-20ED-4547-B0A8-95AD15B30372\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"AAE74AF3-C559-4645-A6C0-25C3D647AAC8\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*\", \"matchCriteriaId\": \"C2B1C231-DE19-4B8F-A4AA-5B3A65276E46\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E93068DB-549B-45AB-8E5C-00EB5D8B5CF8\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"C6CE5198-C498-4672-AF4C-77AB4BE06C5C\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*\", \"matchCriteriaId\": \"AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2008:sp2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"66CAFDB7-9D41-4E67-AB83-5EB104551FF5\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"A7DF96F8-BA6A-4780-9CA3-F719B3F81074\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DB18C4CE-5917-401E-ACF7-2747084FD36E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"4A190388-AA82-4504-9D5A-624F23268C9F\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"C253A63F-03AB-41CB-A03A-B2674DEA98AA\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"0B60D940-80C7-49F0-8F4E-3F99AC15FA82\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DB79EE26-FC32-417D-A49C-A1A63165A968\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"Windows Installer Information Disclosure Vulnerability\"}, {\"lang\": \"es\", \"value\": \"Una vulnerabilidad de Divulgaci\\u00f3n de Informaci\\u00f3n de Windows Installer\"}]",
"id": "CVE-2021-28437",
"lastModified": "2024-11-21T05:59:40.033",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"secure@microsoft.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 3.6}, {\"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:N/A:N\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 3.6}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:L/Au:N/C:P/I:N/A:N\", \"baseScore\": 2.1, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"LOW\", \"exploitabilityScore\": 3.9, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
"published": "2021-04-13T20:15:19.343",
"references": "[{\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28437\", \"source\": \"secure@microsoft.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28437\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}]",
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-noinfo\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2021-28437\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-04-13T20:15:19.343\",\"lastModified\":\"2024-11-21T05:59:40.033\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Windows Installer Information Disclosure Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de Divulgaci\u00f3n de Informaci\u00f3n de Windows 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Advisory\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28437\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}",
"redhat_vex": {
"current_release_date": "2026-03-27T14:21:33+00:00",
"cve": "CVE-2021-28437",
"id": "CVE-2021-28437",
"initial_release_date": "2021-04-13T07:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Windows Installer Information Disclosure Vulnerability",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-28437.json",
"version": "3"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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