CVE-2022-36327 — CVE & Security Advisory Radar

🎯 CVE-2022-36327 MEDIUM 5.8 🔥 EPSS 1.5% 🇪🇺 EUVD

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CVE-2022-36327 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could allow an attacker to write files to locations with certain critical filesystem types leading to remote code execution was discovered in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi and Western Digital My Cloud OS 5 devices. This issue requires an authentication bypass issue to be triggered before this can be exploited. This issue affects M

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could allow an attacker to write files to locations with certain critical filesystem types leading to remote code execution was discovered in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi and Western Digital My Cloud OS 5 devices. This issue requires an authentication bypass issue to be triggered before this can be exploited.
This issue affects My Cloud Home and My Cloud Home Duo: before 9.4.0-191; ibi: before 9.4.0-191; My Cloud OS 5: before 5.26.202.

Klassifikation & Betroffenheit:

Western DigitalSanDisk My Cloud Home and My Cloud Home Duo 0 < 9.4.0-191My Cloud OS 5 0 <5.26.202ibi 0 < 9.4.0-191westerndigital my_cloud_os_5 *westerndigital my_cloud_home_firmware *westerndigital sandisk_ibi_firmware *westerndigital my_cloud_home_duo_firmware *

Improper Authentication 🎯 High

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

🛡️ Empfohlene Mitigation: Use an authentication framework or library such as the OWASP ESAPI Authentication feature.

Vollständige Definition bei MITRE ➔

⚔️ Typische Angriffsmuster (CAPEC):

CAPEC-22 · Exploiting Trust in Client (High) CAPEC-57 · Utilizing REST's Trust in the System Res… (Very High) CAPEC-114 · Authentication Abuse (Medium) CAPEC-115 · Authentication Bypass (Medium) CAPEC-151 · Identity Spoofing (Medium) CAPEC-194 · Fake the Source of Data (Medium) CAPEC-593 · Session Hijacking (Very High) CAPEC-633 · Token Impersonation (Medium)

🎯 ATT&CK-Techniken (Kill-Chain-Verhalten):

T1040 · Network Sniffing T1548 · Abuse Elevation Control Mechanism T1185 · Browser Session Hijacking T1550.001 · Use Alternate Authentication Mater… T1563 · Remote Service Session Hijacking T1134 · Access Token Manipulation

🧩 Ähnliche Schwachstellen (Hersteller/Klasse/Score-Band):

CVE-2022-23000 7.3 CVE-2024-22169 7.1 CVE-2022-22997 6.8 CVE-2022-29844 6.7 CVE-2023-22815 6.2

📚 Referenzen & Quellen:

🇪🇺 Original-Eintrag (ENISA EUVD) 🇺🇸 NVD-Eintrag

Ausnutzungs-Zeitleiste:

Reserviert 2022

Veröffentlicht 05/2023

Heute 14.09.

CVSS-Vektor-Analyse: 5.8

AV · Angriffsvektor Netzwerk

AC · Komplexität Hoch

PR · Privilegien Hoch

UI · Interaktion Keine

S · Scope Verändert

C · Vertraulichkeit Keine

I · Integrität Hoch

A · Verfügbarkeit Keine

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

Veröffentlicht:18.05.2023

Aktualisiert:17.06.2026 04:53

Assigner (CNA):WDC PSIRT

EUVD-ID:EUVD-2022-39043

Quellen: 🇪🇺 EUVD-Datenbank (ENISA) + 🇺🇸 NVD-Anreicherung · 24-h-Cache

CWE-287: Improper Authentication ✓ Offizieller Patch / Advisory verfügbar

💡 Gegenmaßnahme: Sicherheits-Update des Herstellers zeitnah einspielen und Netzwerksegmentierung prüfen.

Tier	2026-08-29	2026-09-13
≥90 %	4	0
≥50 %	4	0
≥10 %	3	0
<10 %	304	300

5.8 MEDIUM

🇪🇺 EUVD

EPSS

1.5%

CVE-2022-36327 🌐 Netzwerk (Remote) 🔐 Admin-Rechte nötig

Western Digital

CVE-2022-36327 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could allow an attacker to write files to locations with certain critical filesystem types leading to remote code execution was discovered in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi and Western Digital My Cloud OS 5 devices. This issue requires an authentication bypass issue to be triggered before this can be exploited. This issue affects M

CWE-287: Improper Authentication ✓ Offizieller Patch / Advisory verfügbar

💡 Gegenmaßnahme: Sicherheits-Update des Herstellers zeitnah einspielen und Netzwerksegmentierung prüfen.

18.05.2023

🛡️ Details ➔

Zero-Day & Vulnerability Intelligence Hub