CVE-2021-32959

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Note a subset of the updates requires activation-based licensing.\n\nPlease see AVEVA security bulletin AVEVA-2021-003 for more information."}], "source": {"advisory": "ICSA-21-231-01", "discovery": "UNKNOWN"}, "title": "AVEVA SuiteLink Server Buffer Overflow", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "ID": "CVE-2021-32959", "STATE": "PUBLIC", "TITLE": "AVEVA SuiteLink Server Buffer Overflow"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "AVEVA System Platform 2020", "version": {"version_data": [{"version_affected": "<=", "version_value": "R2 P01"}]}}, {"product_name": "AVEVA InTouch 2020", "version": {"version_data": [{"version_affected": "<=", "version_value": "R2 P01"}]}}, {"product_name": "AVEVA Historian 2020", "version": {"version_data": [{"version_affected": "<=", "version_value": "R2 P01"}]}}, {"product_name": "AVEVA Communication Drivers Pack 2020", "version": {"version_data": [{"version_affected": "<=", "version_value": "R2"}]}}, {"product_name": "AVEVA Batch Management 2020", "version": {"version_data": [{"version_affected": "<=", "version_value": "2020"}]}}, {"product_name": "AVEVA MES 2014", "version": {"version_data": [{"version_affected": "<=", "version_value": "R2"}]}}]}, "vendor_name": "AVEVA Software, LLC"}]}}, "credit": [{"lang": "eng", "value": "Sharon Brizinov of Claroty reported these vulnerabilities to AVEVA"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Heap-based buffer overflow in SuiteLink server while processing commands 0x05/0x06"}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-122 Heap-based Buffer Overflow"}]}]}, "references": {"reference_data": [{"name": "https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-003.pdf", "refsource": "CONFIRM", "url": "https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-003.pdf"}]}, "solution": [{"lang": "en", "value": "AVEVA recommends organizations evaluate the impact of these vulnerabilities based on their operational environment, architecture, and product implementation.\n\nUsers with affected versions of these products should apply the corresponding security update. 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{"affected": [{"affectedData": [{"product": "AVEVA System Platform 2020", "vendor": "AVEVA Software, LLC", "versions": [{"lessThanOrEqual": "R2 P01", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "AVEVA InTouch 2020", "vendor": "AVEVA Software, LLC", "versions": [{"lessThanOrEqual": "R2 P01", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "AVEVA Historian 2020", "vendor": "AVEVA Software, LLC", "versions": [{"lessThanOrEqual": "R2 P01", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "AVEVA Communication Drivers Pack 2020", "vendor": "AVEVA Software, LLC", "versions": [{"lessThanOrEqual": "R2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "AVEVA Batch Management 2020", "vendor": "AVEVA Software, LLC", "versions": [{"lessThanOrEqual": "2020", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "AVEVA MES 2014", "vendor": "AVEVA Software, LLC", "versions": [{"lessThanOrEqual": "R2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "ics-cert@hq.dhs.gov"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:aveva:suitelink:*:*:*:*:*:*:*:*", "matchCriteriaId": "1F95AB71-FFFE-4BF7-94C4-992D356C1359", "versionEndExcluding": "3.2.002", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Heap-based buffer overflow in SuiteLink server while processing commands 0x05/0x06"}, {"lang": "es", "value": "Desbordamiento del b\u00fafer en la regi\u00f3n heap de la memoria en SuiteLink server mientras se procesan los comandos 0x05/0x06"}], "id": "CVE-2021-32959", "lastModified": "2026-06-17T03:53:52.480", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-23T14:15:07.453", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-003.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-003.pdf"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}]}

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