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cveMitreCVE-2021-3310
HistoryMar 10, 2021 - 5:15 a.m.

CVE-2021-3310

2021-03-1005:15:13
CWE-59
mitre
web.nvd.nist.gov
75
cve
2021
3310
western digital
my cloud os 5
code execution
information disclosure
smb
afp
shares

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0

Percentile

15.9%

JSON

Western Digital My Cloud OS 5 devices before 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).

Affected configurations

Nvd
Node
westerndigitalmy_cloud_dl2100Match-
OR
westerndigitalmy_cloud_dl4100Match-
OR
westerndigitalmy_cloud_ex2_ultraMatch-
OR
westerndigitalmy_cloud_ex2100Match-
OR
westerndigitalmy_cloud_ex4100Match-
OR
westerndigitalmy_cloud_mirror_gen_2Match-
OR
westerndigitalmy_cloud_pr2100Match-
OR
westerndigitalmy_cloud_pr4100Match-
AND
westerndigitalmy_cloud_osRange<5.10.122
VendorProductVersionCPE
westerndigitalmy_cloud_dl2100-cpe:2.3:h:westerndigital:my_cloud_dl2100:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_dl4100-cpe:2.3:h:westerndigital:my_cloud_dl4100:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_ex2_ultra-cpe:2.3:h:westerndigital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_ex2100-cpe:2.3:h:westerndigital:my_cloud_ex2100:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_ex4100-cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_mirror_gen_2-cpe:2.3:h:westerndigital:my_cloud_mirror_gen_2:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_pr2100-cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_pr4100-cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*
westerndigitalmy_cloud_os*cpe:2.3:o:westerndigital:my_cloud_os:*:*:*:*:*:*:*:*

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CVE-2021-3310
2021-03-10 05:15:13

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0

Percentile

15.9%

JSON
Related for CVE-2021-3310
zdi1prion1cvelist1cnvd1openvas1githubexploit1nvd1