{ "id": "CVE-2020-8432", "sourceIdentifier": "cve@mitre.org", "published": "2020-01-29T19:15:14.260", "lastModified": "2021-07-21T11:39:23.747", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis." }, { "lang": "es", "value": "En Das U-Boot hasta versi\u00f3n 2020.01, se ha encontrado una doble liberaci\u00f3n en la funci\u00f3n do_rename_gpt_parts() del archivo cmd/gpt.c. Una doble liberaci\u00f3n puede resultar en una condici\u00f3n write-what-where, permitiendo a un atacante ejecutar c\u00f3digo arbitrario. NOTA: esta vulnerabilidad fue introducida cuando se intenta corregir una p\u00e9rdida de memoria identificada mediante an\u00e1lisis est\u00e1tico." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 3.9, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 10.0 }, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-415" }, { "lang": "en", "value": "CWE-787" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*", "versionEndIncluding": "2020.01", "matchCriteriaId": "BC33B790-B189-4A31-957A-CB649F0189C4" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*", "matchCriteriaId": "B009C22E-30A4-4288-BCF6-C3E81DEAF45A" } ] } ] } ], "references": [ { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://www.mail-archive.com/u-boot@lists.denx.de/msg354060.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://www.mail-archive.com/u-boot@lists.denx.de/msg354114.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] } ] }