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CVE-2022-36330: A buffer overflow vulnerability was discovered on firmware version validation that could lead to an unauthenti

18
Routine
LOW 1.9UPGRADEUPGRADEUPGRADE

CVE-2022-36330 is a low-severity flaw (CVSS 1.9) affecting my cloud home duo firmware, sandisk ibi firmware, my cloud home firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A buffer overflow vulnerability was discovered on firmware version validation that could lead to an unauthenticated remote code execution in Western Digital My Cloud Home, My Cloud Home Duo and SanDisk ibi devices. An attacker would require exploitation of another vulnerability to raise their privileges in order to exploit this buffer overflow vulnerability. This issue affects My Cloud Home and My Cloud Home Duo: before 9.4.0-191; ibi: before 9.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score1.9 (Low)
Attack vectorLocal
Attack complexityHigh
Privileges neededHigh
User interactionNone
EPSS exploit chance0.6% (top 54%)
CISA exploited listNo
WeaknessCWE-120
Published2023-05-10
Last modified2026-06-17
Publisher (CNA): Western Digital · Vendor: westerndigital

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

westerndigital my cloud home duo firmware UPGRADE
Affected: < 9.4.0-191
Fixed in: 9.4.0-191
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
westerndigital sandisk ibi firmware UPGRADE
Affected: < 9.4.0-191
Fixed in: 9.4.0-191
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
westerndigital my cloud home firmware UPGRADE
Affected: < 9.4.0-191
Fixed in: 9.4.0-191
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-36330?

my cloud home duo firmware: upgrade to 9.4.0-191; sandisk ibi firmware: upgrade to 9.4.0-191; my cloud home firmware: upgrade to 9.4.0-191. Exact commands for each OS are on this page.

Is CVE-2022-36330 being exploited?

CVE-2022-36330 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-36330 affect?

CVE-2022-36330 affects my cloud home duo firmware, sandisk ibi firmware, my cloud home firmware. Severity is low (CVSS 1.9). A buffer overflow vulnerability was discovered on firmware version validation that could lead to an unauthenticated remote code execution in Western Digital My Cloud Home, My Cloud Home Duo and SanDisk ibi devices. An attacker would require

How urgent is CVE-2022-36330?

Priority 18/100. No elevated risk signals yet.

Software pages

Western Digital vulnerabilities

Related CVEs

References

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