CVE-2021-20546

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{"affected": [{"affectedData": [{"product": "Spectrum Protect for Space Management", "vendor": "IBM", "versions": [{"status": "affected", "version": "8.1.0.0"}, {"status": "affected", "version": "8.1.11.0"}]}], "source": "psirt@us.ibm.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ibm:spectrum_protect_client:*:*:*:*:*:*:*:*", "matchCriteriaId": "CC8077DA-B6EF-49D6-BB96-7902E1E2DAEB", "versionEndIncluding": "8.1.11.0", "versionStartIncluding": "8.1.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:ibm:spectrum_protect_for_space_management:*:*:*:*:*:*:*:*", "matchCriteriaId": "947CD7E1-82FC-4883-BECD-BC764C3720C2", "versionEndIncluding": "8.1.11.0", "versionStartIncluding": "8.1.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM Spectrum Protect Client 8.1.0.0 through 8.1.11.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local attacker could overflow a buffer and cause the application to crash. IBM X-Force ID: 198934"}, {"lang": "es", "value": "IBM Spectrum Protect Client versiones 8.1.0.0 hasta 8.1.11.0, es vulnerable a un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria, causado por una comprobaci\u00f3n de l\u00edmites inapropiada. Un atacante local podr\u00eda desbordar un b\u00fafer y causar que la aplicaci\u00f3n se bloquee. IBM X-Force ID: 198934"}], "id": "CVE-2021-20546", "lastModified": "2026-06-17T03:34:00.087", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.5, "impactScore": 3.6, "source": "psirt@us.ibm.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-26T17:15:08.043", "references": [{"source": "psirt@us.ibm.com", "tags": ["VDB Entry", "Vendor Advisory"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/198934"}, {"source": "psirt@us.ibm.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.ibm.com/support/pages/node/6445497"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["VDB Entry", "Vendor Advisory"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/198934"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.ibm.com/support/pages/node/6445497"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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