CVE-2017-17434

{"id": "CVE-2017-17434", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2017-12-06T03:29:00.267", "references": [{"url": "http://security.cucumberlinux.com/security/details.php?id=170", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=5509597decdbd7b91994210f700329d8a35e70a1", "source": "cve@mitre.org"}, {"url": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=70aeb5fddd1b2f8e143276f8d5a085db16c593b9", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html", "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2017/dsa-4068", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://security.cucumberlinux.com/security/details.php?id=170", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=5509597decdbd7b91994210f700329d8a35e70a1", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.samba.org/?p=rsync.git%3Ba=commit%3Bh=70aeb5fddd1b2f8e143276f8d5a085db16c593b9", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00020.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.debian.org/security/2017/dsa-4068", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "The daemon in rsync 3.1.2, and 3.1.3-development before 2017-12-03, does not check for fnamecmp filenames in the daemon_filter_list data structure (in the recv_files function in receiver.c) and also does not apply the sanitize_paths protection mechanism to pathnames found in \"xname follows\" strings (in the read_ndx_and_attrs function in rsync.c), which allows remote attackers to bypass intended access restrictions."}, {"lang": "es", "value": "El demonio en rsync 3.1.2 y 3.1.3-development en versiones anteriores a la 2017-11-03 no busca nombres de archivo fnamecmp en la estructura de datos daemon_filter_list (en la funci\u00f3n recv_files en receiver.c) y tampoco aplica el mecanismo de protecci\u00f3n sanitize_paths a los nombres de ruta hallados en cadenas \"xname follows\" (en la funci\u00f3n read_ndx_and_attrs en rsync.c). Esto permite que atacantes remotos omitan las restricciones de acceso planeadas."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F490A8DC-BDAF-4AD0-95E3-F98D5BDA75B9", "versionEndIncluding": "3.1.2"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}, {"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}