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CVE-2022-22999

MEDIUMCVSS 4.8/10EPSS 0.32%

Last modified

CVE-2022-22999 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Western Digital My Cloud devices are vulnerable to a cross side scripting vulnerability that can allow a malicious user with elevated privileges access to drives being backed up to construct and inject JavaScript payloads into an authenticated user's browser. As a result, it may be possible to gain control over the authenticated session, steal data, modify settings, or redirect the user to malicious websites. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

Western Digital My Cloud devices are vulnerable to a cross side scripting vulnerability that can allow a malicious user with elevated privileges access to drives being backed up to construct and inject JavaScript payloads into an authenticated user's browser. As a result, it may be possible to gain control over the authenticated session, steal data, modify settings, or redirect the user to malicious websites. The scope of impact can extend to other components.

Metrics

CVSS 3.1
4.8/10

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

EPSS Probability
0.32%

23.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
WesterndigitalMy Cloud Pr2100 Firmware< 5.23.114
WesterndigitalMy Cloud Pr4100 Firmware< 5.23.114
WesterndigitalMy Cloud Ex4100 Firmware< 5.23.114
WesterndigitalMy Cloud Ex2 Ultra Firmware< 5.23.114
WesterndigitalMy Cloud Mirror G2 Firmware< 5.23.114
WesterndigitalMy Cloud Dl2100 Firmware< 5.23.114
WesterndigitalMy Cloud Dl4100 Firmware< 5.23.114
WesterndigitalMy Cloud Ex2100 Firmware< 5.23.114

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-22999?
Western Digital My Cloud devices are vulnerable to a cross side scripting vulnerability that can allow a malicious user with elevated privileges access to drives being backed up to construct and inject JavaScript payloads into an authenticated user's browser. As a result, it may be possible to gain control over the authenticated session, steal data, modify settings, or redirect the user to malicious websites. The scope of impact can extend to other components.
How severe is CVE-2022-22999?
CVE-2022-22999 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.
How do I fix CVE-2022-22999?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-22999?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST