CVE-2020-24753

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:objective_open_cbor_run-time_project:objective_open_cbor_run-time:*:*:*:*:*:*:*:*", "matchCriteriaId": "05A036E7-88E5-451A-A98B-B22EB94A0C49", "versionEndExcluding": "2020-08-12", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability in Objective Open CBOR Run-time (oocborrt) in versions before 2020-08-12 could allow an attacker to execute code via crafted Concise Binary Object Representation (CBOR) input to the cbor2json decoder. An uncaught error while decoding CBOR Major Type 3 text strings leads to the use of an attacker-controllable uninitialized stack value. This can be used to modify memory, causing a crash or potentially exploitable heap corruption."}, {"lang": "es", "value": "Una vulnerabilidad de corrupci\u00f3n de la memoria en Objective Open CBOR Run-time (oocborrt) en versiones anteriores al 12-08-2020, podr\u00eda permitir a un atacante ejecutar c\u00f3digo por medio de la entrada de Concise Binary Object Representation (CBOR) hacia el decodificador cbor2json. Un error no detectado al decodificar cadenas de texto CBOR Major Type 3 conlleva al uso de un valor de pila no inicializado controlable por el atacante. Esto puede ser usado para modificar la memoria, causando un bloqueo o una corrupci\u00f3n de la pila potencialmente explotable"}], "id": "CVE-2020-24753", "lastModified": "2026-06-17T03:06:03.207", "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": "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": "2020-09-17T18:15:12.320", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/objsys/oocborrt/commit/539851c66778f68a244633985f6f8d0df94ea3b3"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://warcollar.com/cve-2020-24753.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/objsys/oocborrt/commit/539851c66778f68a244633985f6f8d0df94ea3b3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://warcollar.com/cve-2020-24753.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-755"}, {"lang": "en", "value": "CWE-787"}, {"lang": "en", "value": "CWE-908"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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