gsd-2021-26857
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.
Aliases
Aliases
{ GSD: { alias: "CVE-2021-26857", description: "Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.", id: "GSD-2021-26857", }, gsd: { metadata: { exploitCode: "unknown", remediation: "unknown", reportConfidence: "confirmed", type: "vulnerability", }, osvSchema: { aliases: [ "CVE-2021-26857", ], details: "Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.", id: "GSD-2021-26857", modified: "2023-12-13T01:23:32.990544Z", schema_version: "1.4.0", }, }, namespaces: { "cisa.gov": { cveID: "CVE-2021-26857", dateAdded: "2021-11-03", dueDate: "2021-04-16", product: "Microsoft Exchange Server", requiredAction: "Apply updates per vendor instructions.", shortDescription: "Microsoft Exchange Server Remote Code Execution Vulnerability. This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.", vendorProject: "Microsoft", vulnerabilityName: "Microsoft Unified Messaging Deserialization Vulnerability", }, "cve.org": { CVE_data_meta: { ASSIGNER: "secure@microsoft.com", ID: "CVE-2021-26857", STATE: "PUBLIC", }, affects: { vendor: { vendor_data: [ { product: { product_data: [ { product_name: "Microsoft Exchange Server 2016 Cumulative Update 19", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 8", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2013 Cumulative Update 22", version: { version_data: [ { version_affected: "<", version_name: "15.00.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 2", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 13", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2013 Cumulative Update 23", version: { version_data: [ { version_affected: "<", version_name: "15.00.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 3", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 14", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 4", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 15", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 5", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 6", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 16", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 17", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 7", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 18", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2010 Service Pack 3", version: { version_data: [ { version_affected: "<", version_name: "14.0.0.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2013 Service Pack 1", version: { version_data: [ { version_affected: "<", version_name: "15.00.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2013 Cumulative Update 21", version: { version_data: [ { version_affected: "<", version_name: "15.00.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 12", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 8", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2019 Cumulative Update 1", version: { version_data: [ { version_affected: "<", version_name: "15.02.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 9", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 10", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, { product_name: "Microsoft Exchange Server 2016 Cumulative Update 11", version: { version_data: [ { version_affected: "<", version_name: "15.01.0", version_value: "publication", }, ], }, }, ], }, vendor_name: "Microsoft", }, ], }, }, data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "eng", value: "Microsoft Exchange Server Remote Code Execution Vulnerability", }, ], }, impact: { cvss: [ { baseScore: 7.8, baseSeverity: "HIGH", vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C", version: "3.1", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "eng", value: "Remote Code Execution", }, ], }, ], }, references: { reference_data: [ { name: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26857", refsource: "MISC", url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26857", }, ], }, }, "nvd.nist.gov": { cve: { cisaActionDue: "2021-04-16", cisaExploitAdd: "2021-11-03", cisaRequiredAction: "Apply updates per vendor instructions.", cisaVulnerabilityName: "Microsoft Exchange Server Remote Code Execution Vulnerability", configurations: [ { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:a:microsoft:exchange_server:2010:sp3:*:*:*:*:*:*", matchCriteriaId: "3E5EA9AD-1E84-4AB5-A1EF-3B9F2AC84755", vulnerable: true, }, { criteria: "cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*", matchCriteriaId: "DA166F2A-D83B-4D50-AD0B-668D813E0585", vulnerable: true, }, { criteria: "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_18:*:*:*:*:*:*", matchCriteriaId: "29805EC7-6403-44B9-91EC-109C087E98EB", vulnerable: true, }, { criteria: "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19:*:*:*:*:*:*", matchCriteriaId: "28FCA0E8-7D27-4746-9731-91B834CA3E64", vulnerable: true, }, { criteria: "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_7:*:*:*:*:*:*", matchCriteriaId: "36CE5C6D-9A04-41F5-AE7C-265779833649", vulnerable: true, }, { criteria: "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_8:*:*:*:*:*:*", matchCriteriaId: "44ECF39A-1DE1-4870-A494-06A53494338D", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, ], descriptions: [ { lang: "en", value: "Microsoft Exchange Server Remote Code Execution Vulnerability", }, { lang: "es", value: "Una Vulnerabilidad de EjecuciĂłn de cĂłdigo remota de Microsoft Exchange Server. Este ID de CVE es diferente de CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078", }, ], id: "CVE-2021-26857", lastModified: "2023-12-29T17:16:01.073", metrics: { cvssMetricV2: [ { acInsufInfo: false, baseSeverity: "MEDIUM", cvssData: { accessComplexity: "MEDIUM", accessVector: "NETWORK", authentication: "NONE", availabilityImpact: "PARTIAL", baseScore: 6.8, confidentialityImpact: "PARTIAL", integrityImpact: "PARTIAL", vectorString: "AV:N/AC:M/Au:N/C:P/I:P/A:P", version: "2.0", }, exploitabilityScore: 8.6, impactScore: 6.4, obtainAllPrivilege: false, obtainOtherPrivilege: false, obtainUserPrivilege: false, source: "nvd@nist.gov", type: "Primary", userInteractionRequired: true, }, ], cvssMetricV31: [ { cvssData: { attackComplexity: "LOW", attackVector: "LOCAL", availabilityImpact: "HIGH", baseScore: 7.8, baseSeverity: "HIGH", confidentialityImpact: "HIGH", integrityImpact: "HIGH", privilegesRequired: "NONE", scope: "UNCHANGED", userInteraction: "REQUIRED", vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", version: "3.1", }, exploitabilityScore: 1.8, impactScore: 5.9, source: "secure@microsoft.com", type: "Primary", }, { cvssData: { attackComplexity: "LOW", attackVector: "LOCAL", availabilityImpact: "HIGH", baseScore: 7.8, baseSeverity: "HIGH", confidentialityImpact: "HIGH", integrityImpact: "HIGH", privilegesRequired: "NONE", scope: "UNCHANGED", userInteraction: "REQUIRED", vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", version: "3.1", }, exploitabilityScore: 1.8, impactScore: 5.9, source: "nvd@nist.gov", type: "Secondary", }, ], }, published: "2021-03-03T00:15:12.167", references: [ { source: "secure@microsoft.com", tags: [ "Patch", "Vendor Advisory", ], url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26857", }, ], sourceIdentifier: "secure@microsoft.com", vulnStatus: "Modified", weaknesses: [ { description: [ { lang: "en", value: "CWE-502", }, ], source: "nvd@nist.gov", type: "Primary", }, ], }, }, }, }
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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.