cve-2021-42321
Vulnerability from cvelistv5
Published
2021-11-10 00:47
Modified
2025-02-04 19:14
Severity ?
EPSS score ?
Summary
Microsoft Exchange Server Remote Code Execution Vulnerability
References
▼ | URL | Tags | |
---|---|---|---|
secure@microsoft.com | http://packetstormsecurity.com/files/166153/Microsoft-Exchange-Server-Remote-Code-Execution.html | Exploit, Third Party Advisory, VDB Entry | |
secure@microsoft.com | http://packetstormsecurity.com/files/168131/Microsoft-Exchange-Server-ChainedSerializationBinder-Remote-Code-Execution.html | Exploit, Third Party Advisory, VDB Entry | |
secure@microsoft.com | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42321 | Patch, Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | http://packetstormsecurity.com/files/166153/Microsoft-Exchange-Server-Remote-Code-Execution.html | Exploit, Third Party Advisory, VDB Entry | |
af854a3a-2127-422b-91ae-364da2661108 | http://packetstormsecurity.com/files/168131/Microsoft-Exchange-Server-ChainedSerializationBinder-Remote-Code-Execution.html | Exploit, Third Party Advisory, VDB Entry | |
af854a3a-2127-422b-91ae-364da2661108 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42321 | Patch, Vendor Advisory |
Impacted products
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"other": { "content": { "dateAdded": "2021-11-17", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-42321" }, "type": "kev" } } ], "problemTypes": [ { "descriptions": [ { "description": "CWE-noinfo Not enough information", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2025-02-04T19:14:35.921Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 21", "vendor": "Microsoft", "versions": [ { "lessThan": "15.01.2308.020", "status": "affected", "version": "15.01.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2019 Cumulative Update 10", "vendor": "Microsoft", "versions": [ { "lessThan": "15.02.0792.019", "status": "affected", "version": "15.02.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_22:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2016 Cumulative Update 22", "vendor": "Microsoft", "versions": [ { "lessThan": "15.01.2375.017", "status": "affected", "version": "15.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_11:*:*:*:*:*:*" ], "platforms": [ "x64-based Systems" ], "product": "Microsoft Exchange Server 2019 Cumulative Update 11", "vendor": "Microsoft", "versions": [ { "lessThan": "15.02.0986.014", "status": "affected", "version": "15.02.0", "versionType": "custom" } ] } ], "datePublic": "2021-11-09T08:00:00.000Z", "descriptions": [ { "lang": "en-US", "value": "Microsoft Exchange Server Remote 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"http://packetstormsecurity.com/files/168131/Microsoft-Exchange-Server-ChainedSerializationBinder-Remote-Code-Execution.html" } ], "title": "Microsoft Exchange Server Remote Code Execution Vulnerability" } }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-42321", "datePublished": "2021-11-10T00:47:43.000Z", "dateReserved": "2021-10-12T00:00:00.000Z", "dateUpdated": "2025-02-04T19:14:35.921Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-42321\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-11-10T01:19:50.047\",\"lastModified\":\"2025-03-07T21:54:07.007\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Microsoft Exchange Server Remote Code Execution Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de Ejecuci\u00f3n de C\u00f3digo Remota en Microsoft Exchange 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Entry\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42321\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}" } }
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- 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.