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409
VMScore

CVE-2021-3310

Published: 10/03/2021 Updated: 17/03/2021
CVSS v2 Base Score: 4.6 | Impact Score: 6.4 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 409
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

Western Digital My Cloud OS 5 devices prior to 5.10.122 mishandle Symbolic Link Following on SMB and AFP shares. This can lead to code execution and information disclosure (by reading local files).

Vulnerability Trend

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westerndigital my_cloud_os

Github Repositories

https://github.com/piffd0s/CVE-2021-3310

Western Digital MyCloud PR4100 Link Resolution Information Disclosure Vulnerability

CVE-2021-3310 Western Digital MyCloud PR4100 Link Resolution Information Disclosure Vulnerability Use the included files to trigger the vulnerability on mycloud OS 3, this is patched in OS 5

References

CWE-59https://www.westerndigital.com/support/productsecurity/wdc-21002-my-cloud-firmware-version-5-10-122https://www.zerodayinitiative.com/advisories/ZDI-21-277/https://nvd.nist.govhttps://github.com/piffd0s/CVE-2021-3310https://www.zerodayinitiative.com/advisories/ZDI-21-277/
VMScore
CVSSv2
CVSSv3
VMScore
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