CVE-2023-22819

Uncontrolled resource consumption vulnerability in Western Digital My Cloud, My Cloud Home and SanDisk ibi products

MEDIUM
4.9
CVSS Score
Published: February 5, 2024 at 09:26 PM UTC
Updated: June 17, 2026 at 05:36 AM UTC
26 products affected across 2 vendorsMy Cloud EX2 Ultra FirmwareMy Cloud Home FirmwareMy Cloud EX2100 Firmware

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

An uncontrolled resource consumption vulnerability issue that could arise by sending crafted requests to a service to consume a large amount of memory, eventually resulting in the service being stopped and restarted 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 the attacker to already have root privileges in order to exploit this vulnerability. This issue affects My Cloud Home and My Cloud Home Duo: before 9.5.1-104; ibi: before 9.5.1-104; My Cloud OS 5: before 5.27.161.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement
v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement
v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement
v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement
v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement
v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement
westerndigital-my-cloud-glacier (same device)
v < 9.5.1-104
Affected range stops below 9.5.1-104, so it looks safe — our inference, not a vendor statement
westerndigital-my-cloud-home-duo (same device)
v < 9.5.1-104
Affected range stops below 9.5.1-104, so it looks safe — our inference, not a vendor statement
westerndigital-my-cloud-home (same device)
v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement
v < 5.27.161
Affected range stops below 5.27.161, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUMWDC PSIRT
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-770CWE-400

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