Critical severity · published Dec 12, 2017
CVE-2017-17560
An issue was discovered on Western Digital MyCloud PR4100 2.30.172 devices
9.8
CVSS
73.4%
EPSS
No
On KEV
Description
An issue was discovered on Western Digital MyCloud PR4100 2.30.172 devices. The web administration component, /web/jquery/uploader/multi_uploadify.php, provides multipart upload functionality that is accessible without authentication and can be used to place a file anywhere on the device's file system. This allows an attacker the ability to upload a PHP shell onto the device and obtain arbitrary code execution as root.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)73.4% · higher than 99% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MC
MY Cloud Pr4100 Firmware · Westerndigital
2.30.172 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-17560
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-17560
Exploit
https://download.exploitee.rs/file/generic/Exploiteers-DEFCON25.pdf
Third Party Advisory
https://github.com/rapid7/metasploit-framework/pull/9248
Exploit
https://www.exploit-db.com/exploits/43356/
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