CVE-2015-4141

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remote attackers to cause a denial of service (crash) via a negative chunk length, which triggers an out-of-bounds read or heap-based buffer overflow."}, {"lang": "es", "value": "La funci\u00f3n WPS UPnP en hostapd, cuando utiliza WPS AP, y wpa_supplicant, cuando utiliza el registro externo WPS (ER), 0.7.0 hasta 2.4 permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00e9s de una longitud de chunk negativa, lo que provoca una lectura fuera de rango o un desbordamiento de buffer basado en memoria din\u00e1mica."}], "id": "CVE-2015-4141", "lastModified": "2026-06-17T00:26:48.397", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-06-15T15:59:05.367", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://w1.fi/security/2015-2/wps-upnp-http-chunked-transfer-encoding.txt"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2015/dsa-3397"}, {"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2015/05/09/4"}, {"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2015/05/31/6"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-2650-1"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": 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{"bugzilla": {"description": "hostapd: WPS UPnP vulnerability with HTTP chunked transfer encoding", "id": "1221172", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1221172"}, "csaw": false, "cvss": {"cvss_base_score": "2.9", "cvss_scoring_vector": "AV:A/AC:M/Au:N/C:N/I:N/A:P", "status": "draft"}, "cwe": "CWE-190->(CWE-121|CWE-122)", "details": ["The WPS UPnP function in hostapd, when using WPS AP, and wpa_supplicant, when using WPS external registrar (ER), 0.7.0 through 2.4 allows remote attackers to cause a denial of service (crash) via a negative chunk length, which triggers an out-of-bounds read or heap-based buffer overflow."], "name": "CVE-2015-4141", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "wpa_supplicant", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "wpa_supplicant", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "wpa_supplicant", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2015-05-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-4141\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-4141\nhttp://w1.fi/security/2015-2/wps-upnp-http-chunked-transfer-encoding.txt"], "statement": "Not vulnerable. This issue did not affect the versions of wpa_supplicant as shipped with Red Hat Enterprise Linux versions 5, 6, and 7.", "threat_severity": "Low"}

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