CVE-2014-8886

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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:o:avm:fritz\\!_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "664D5823-768C-4EE2-9399-CA8C750DEED6", "versionEndIncluding": "6.23", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "AVM FRITZ!OS before 6.30 extracts the contents of firmware updates before verifying their cryptographic signature, which allows remote attackers to create symlinks or overwrite critical files, and consequently execute arbitrary code, via a crafted firmware image."}, {"lang": "es", "value": "AVM FRITZ!OS en versiones anteriores a 6.30 extrae los contenidos de la actualizaci\u00f3n de firmware antes de verificar su firma criptogr\u00e1fica, lo que permite a atacantes remotos crear enlaces simb\u00f3licos o sobreescribir archivos cr\u00edticos, y consecuentemente ejecutar c\u00f3digo arbitrario, a trav\u00e9s de una imagen de firmware manipulada."}], "id": "CVE-2014-8886", "lastModified": "2026-06-17T00:17:28.873", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-01-08T20:59:00.123", "references": [{"source": "cve@mitre.org", "url": "http://packetstormsecurity.com/files/135161/AVM-FRITZ-Box-Arbitrary-Code-Execution-Via-Firmware-Images.html"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://seclists.org/fulldisclosure/2016/Jan/12"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/archive/1/537246/100/0/threaded"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://avm.de/service/sicherheitsinfos-zu-updates/"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "https://www.redteam-pentesting.de/advisories/rt-sa-2014-014"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://packetstormsecurity.com/files/135161/AVM-FRITZ-Box-Arbitrary-Code-Execution-Via-Firmware-Images.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://seclists.org/fulldisclosure/2016/Jan/12"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/archive/1/537246/100/0/threaded"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://avm.de/service/sicherheitsinfos-zu-updates/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "https://www.redteam-pentesting.de/advisories/rt-sa-2014-014"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-310"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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