CVE-2024-42040

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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:denx:u-boot:*:*:*:*:*:*:*:*", "matchCriteriaId": "76B1F7E6-2BC5-4BFB-9631-25E554C262F4", "versionEndIncluding": "2025.10", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Buffer Overflow vulnerability in the net/bootp.c in DENEX U-Boot from its initial commit in 2002 (3861aa5) up to today on any platform allows an attacker on the local network to leak memory from four up to 32 bytes of memory stored behind the packet to the network depending on the later use of DHCP-provided parameters via crafted DHCP responses."}, {"lang": "es", "value": "Vulnerabilidad de desbordamiento de b\u00fafer en net/bootp.c en DENEX U-Boot desde su confirmaci\u00f3n inicial en 2002 (3861aa5) hasta hoy en cualquier plataforma permite a un atacante en la red local perder memoria de cuatro a 32 bytes de memoria almacenados detr\u00e1s el paquete a la red dependiendo del uso posterior de los par\u00e1metros proporcionados por DHCP a trav\u00e9s de respuestas DHCP manipuladas."}], "id": "CVE-2024-42040", "lastModified": "2026-06-17T07:48:41.493", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-42040", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-08-26T17:09:28.948747Z", "version": "2.0.3"}}]}, "published": "2024-08-23T15:15:16.323", "references": [{"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/u-boot/u-boot/tags"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://www.schutzwerk.com/advisories/SCHUTZWERK-SA-2024-004.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Mitigation", "Third Party Advisory"], "url": "http://seclists.org/fulldisclosure/2024/Aug/38"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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