CVE-2020-15294

{"containers": {"cna": {"affected": [{"product": "Hypervisor Introspection", "vendor": "Bitdefender", "versions": [{"lessThan": "1.132.2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Ilja Van Sprundel from IOActive"}], "datePublic": "2020-12-17T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Compiler Optimization Removal or Modification of Security-critical Code vulnerability in IntPeParseUnwindData() results in multiple dereferences to the same pointer. If the pointer is located in memory-mapped from the guest space, this may cause a race-condition where the generated code would dereference the same address twice, thus obtaining different values, which may lead to arbitrary code execution. This issue affects: Bitdefender Hypervisor Introspection versions prior to 1.132.2."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-733", "description": "CWE-733: Compiler Optimization Removal or Modification of Security-critical Code", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-12-17T16:50:18.000Z", "orgId": "b3d5ebe7-963e-41fb-98e1-2edaeabb8f82", "shortName": "Bitdefender"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.bitdefender.com/support/security-advisories/compiler-optimization-removal-modification-security-critical-code-vulnerability-bitdefender-hypervisor-introspection-va-9339/"}], "solutions": [{"lang": "en", "value": "The issue has been fixed in Introcore 1.132.2."}], "source": {"defect": ["VA-9339"], "discovery": "EXTERNAL"}, "title": "Compiler Optimization Removal or Modification of Security-Critical Code vulnerability in Bitdefender Hypervisor Introspection (VA-9339)", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve-requests@bitdefender.com", "DATE_PUBLIC": "2020-12-17T19:00:00.000Z", "ID": "CVE-2020-15294", "STATE": "PUBLIC", "TITLE": "Compiler Optimization Removal or Modification of Security-Critical Code vulnerability in Bitdefender Hypervisor Introspection (VA-9339)"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Hypervisor Introspection", "version": {"version_data": [{"version_affected": "<", "version_value": "1.132.2"}]}}]}, "vendor_name": "Bitdefender"}]}}, "credit": [{"lang": "eng", "value": "Ilja Van Sprundel from IOActive"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Compiler Optimization Removal or Modification of Security-critical Code vulnerability in IntPeParseUnwindData() results in multiple dereferences to the same pointer. If the pointer is located in memory-mapped from the guest space, this may cause a race-condition where the generated code would dereference the same address twice, thus obtaining different values, which may lead to arbitrary code execution. This issue affects: Bitdefender Hypervisor Introspection versions prior to 1.132.2."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-733: Compiler Optimization Removal or Modification of Security-critical Code"}]}]}, "references": {"reference_data": [{"name": "https://www.bitdefender.com/support/security-advisories/compiler-optimization-removal-modification-security-critical-code-vulnerability-bitdefender-hypervisor-introspection-va-9339/", "refsource": "MISC", "url": "https://www.bitdefender.com/support/security-advisories/compiler-optimization-removal-modification-security-critical-code-vulnerability-bitdefender-hypervisor-introspection-va-9339/"}]}, "solution": [{"lang": "en", "value": "The issue has been fixed in Introcore 1.132.2."}], "source": {"defect": ["VA-9339"], "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T13:15:19.042Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.bitdefender.com/support/security-advisories/compiler-optimization-removal-modification-security-critical-code-vulnerability-bitdefender-hypervisor-introspection-va-9339/"}]}]}, "cveMetadata": {"assignerOrgId": "b3d5ebe7-963e-41fb-98e1-2edaeabb8f82", "assignerShortName": "Bitdefender", "cveId": "CVE-2020-15294", "datePublished": "2020-12-17T16:50:18.250Z", "dateReserved": "2020-06-25T00:00:00.000Z", "dateUpdated": "2024-09-16T19:40:28.161Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "Hypervisor Introspection", "vendor": "Bitdefender", "versions": [{"lessThan": "1.132.2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "cve-requests@bitdefender.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:bitdefender:hypervisor_introspection:*:*:*:*:*:*:*:*", "matchCriteriaId": "DBE339FF-189B-407E-9801-E406DE2CCA17", "versionEndExcluding": "1.132.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Compiler Optimization Removal or Modification of Security-critical Code vulnerability in IntPeParseUnwindData() results in multiple dereferences to the same pointer. If the pointer is located in memory-mapped from the guest space, this may cause a race-condition where the generated code would dereference the same address twice, thus obtaining different values, which may lead to arbitrary code execution. This issue affects: Bitdefender Hypervisor Introspection versions prior to 1.132.2."}, {"lang": "es", "value": "Una vulnerabilidad de Eliminaci\u00f3n de la Optimizaci\u00f3n del Compilador o Modificaci\u00f3n de C\u00f3digo Cr\u00edtico de Seguridad en la funci\u00f3n IntPeParseUnwindData() resulta en m\u00faltiples desreferencias al mismo puntero. Si el puntero es encontrado en un mapa de memoria del espacio de invitado, esto puede causar una condici\u00f3n de carrera en la que el c\u00f3digo generado derivar\u00eda la misma direcci\u00f3n dos veces, obteniendo as\u00ed valores diferentes, lo que puede conllevar a una ejecuci\u00f3n de c\u00f3digo arbitraria. Este problema afecta: Bitdefender Hypervisor Introspection versiones anteriores a 1.132.2"}], "id": "CVE-2020-15294", "lastModified": "2026-06-17T02:56:25.427", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "cve-requests@bitdefender.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-12-17T17:15:12.987", "references": [{"source": "cve-requests@bitdefender.com", "tags": ["Third Party Advisory"], "url": "https://www.bitdefender.com/support/security-advisories/compiler-optimization-removal-modification-security-critical-code-vulnerability-bitdefender-hypervisor-introspection-va-9339/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.bitdefender.com/support/security-advisories/compiler-optimization-removal-modification-security-critical-code-vulnerability-bitdefender-hypervisor-introspection-va-9339/"}], "sourceIdentifier": "cve-requests@bitdefender.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-733"}], "source": "cve-requests@bitdefender.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}