cve-2021-42321
Vulnerability from cvelistv5
Published
2021-11-10 00:47
Modified
2024-08-04 03:30
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 |
Impacted products
CISA Known exploited vulnerability
Data from the Known Exploited Vulnerabilities Catalog
Date added: 2021-11-17
Due date: 2021-12-01
Required action: Apply updates per vendor instructions.
Used in ransomware: Known
Notes: https://nvd.nist.gov/vuln/detail/CVE-2021-42321
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"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": 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"http://packetstormsecurity.com/files/166153/Microsoft-Exchange-Server-Remote-Code-Execution.html" }, { "tags": [ "x_refsource_MISC" ], "url": "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", "dateReserved": "2021-10-12T00:00:00", "dateUpdated": "2024-08-04T03:30:38.363Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "cisa_known_exploited": { "cveID": "CVE-2021-42321", "cwes": "[\"CWE-184\", \"CWE-502\"]", "dateAdded": "2021-11-17", "dueDate": "2021-12-01", "knownRansomwareCampaignUse": "Known", "notes": "https://nvd.nist.gov/vuln/detail/CVE-2021-42321", "product": "Exchange", "requiredAction": "Apply updates per vendor 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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.