National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-9951 Detail

Current Description

Western Digital My Cloud, My Cloud Mirror Gen2, My Cloud EX2 Ultra, My Cloud EX2100, My Cloud EX4100, My Cloud DL2100, My Cloud DL4100, My Cloud PR2100 and My Cloud PR4100 firmware before 2.31.174 is affected by an unauthenticated file upload vulnerability. The page web/jquery/uploader/uploadify.php can be accessed without any credentials, and allows uploading arbitrary files to any location on the attached storage.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3.0 legend)
Impact Score: 5.9
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bnbdr.github.io/posts/wd/
https://community.wd.com/t/new-release-my-cloud-firmware-versions-2-31-174-3-26-19/235932 Release Notes Third Party Advisory
https://github.com/bnbdr/wd-rce/
https://support.wdc.com/downloads.aspx?g=2702&lang=en Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Unrestricted Upload of File with Dangerous Type (CWE-434)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:western_digital:my_cloud_mirror_gen_2_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_mirror_gen_2:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:western_digital:my_cloud_ex2_ultra_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:western_digital:my_cloud_ex2100_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_ex2100:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:western_digital:my_cloud_ex4100:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_ex4100:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 5 ( hide )
 cpe:2.3:o:western_digital:my_cloud_dl2100:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_dl2100:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 6 ( hide )
 cpe:2.3:o:western_digital:my_cloud_dl4100_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_dl4100:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 7 ( hide )
 cpe:2.3:o:western_digital:my_cloud_pr2100_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_pr2100:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 8 ( hide )
 cpe:2.3:o:western_digital:my_cloud_pr4100:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud_pr4100:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 9 ( hide )
 cpe:2.3:o:western_digital:my_cloud_firmware:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.31.174
Running on/with
 cpe:2.3:h:western_digital:my_cloud:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-9951
NVD Published Date:
04/24/2019
NVD Last Modified:
05/28/2019