CVE-2017-11157

Multiple untrusted search path vulnerabilities in the installer in Synology Cloud Station Backup before 4.2.5-4396 on Windows allow local attackers to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse (1) shfolder.dll, (2) ntmarta.dll, (3) secur32.dll or (4) dwmapi.dll file in the current working directory.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector : AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.synology.com/en-global/support/security/Synology_SA_17_50_Cloud_Station_Backup	Vendor Advisory
https://www.synology.com/en-global/support/security/Synology_SA_17_50_Cloud_Station_Backup	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:synology:cloud_station_backup:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

21 Nov 2024, 03:07

Type	Values Removed	Values Added
References	~~() https://www.synology.com/en-global/support/security/Synology_SA_17_50_Cloud_Station_Backup - Vendor Advisory~~	() https://www.synology.com/en-global/support/security/Synology_SA_17_50_Cloud_Station_Backup - Vendor Advisory

Information

Published : 2017-08-30 20:29

Updated : 2025-04-20 01:37

NVD link : CVE-2017-11157

Mitre link : CVE-2017-11157

CVE.ORG link : CVE-2017-11157

JSON object : View

Products Affected

synology

cloud_station_backup

microsoft

windows

CWE

CWE-426

Untrusted Search Path

{"id": "CVE-2017-11157", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/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": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2017-08-30T20:29:00.257", "references": [{"url": "https://www.synology.com/en-global/support/security/Synology_SA_17_50_Cloud_Station_Backup", "tags": ["Vendor Advisory"], "source": "security@synology.com"}, {"url": "https://www.synology.com/en-global/support/security/Synology_SA_17_50_Cloud_Station_Backup", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-426"}]}], "descriptions": [{"lang": "en", "value": "Multiple untrusted search path vulnerabilities in the installer in Synology Cloud Station Backup before 4.2.5-4396 on Windows allow local attackers to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse (1) shfolder.dll, (2) ntmarta.dll, (3) secur32.dll or (4) dwmapi.dll file in the current working directory."}, {"lang": "es", "value": "M\u00faltiples vulnerabilidades de ruta de b\u00fasqueda no confiable en el instalador en Synology Cloud Station Backup anterior a la versi\u00f3n 4.2.5-4396 en Windows, permiten a los atacantes locales ejecutar c\u00f3digo arbitrario y conducir ataques de secuestro de DLL mediante un archivo de tipo caballo de Troya en las bibliotecas (1) shfolder.dll, (2) ntmarta.dll , (3) secur32.dll o (4) dwmapi.dll, en el directorio de trabajo actual"}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:synology:cloud_station_backup:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C978D170-85D5-47E6-9BC8-29C5A73D84E0", "versionEndIncluding": "4.2.4-4393"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security@synology.com"}

7.8 /10