CVE-2013-6987

31.12.2013, 16:04

Multiple directory traversal vulnerabilities in the FileBrowser components in Synology DiskStation Manager (DSM) before 4.3-3810 Update 3 allow remote attackers to read, write, and delete arbitrary files via a .. (dot dot) in the (1) path parameter to file_delete.cgi or (2) folder_path parameter to file_share.cgi in webapi/FileStation/; (3) dlink parameter to fbdownload/; or unspecified parameters to (4) html5_upload.cgi, (5) file_download.cgi, (6) file_sharing.cgi, (7) file_MVCP.cgi, or (8) file_rename.cgi in webapi/FileStation/.

Path Traversal

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	7.5 UNKNOWN	NETWORK	LOW		AV:N/AC:L/Au:N/C:P/I:P/A:P
mitre	CNA	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 96%

Vendor	Product	Version
synology	diskstation_manager	4.3-3810

𝑥

= Vulnerable software versions

Known Exploits!

Common Weakness Enumeration

CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References

http://packetstormsecurity.com/files/124563

http://seclists.org/fulldisclosure/2013/Dec/177

http://www.exploit-db.com/exploits/30475

http://www.securityfocus.com/bid/64483

http://www.synology.com/en-us/releaseNote/model/DS114

https://exchange.xforce.ibmcloud.com/vulnerabilities/89892

http://packetstormsecurity.com/files/124563

http://seclists.org/fulldisclosure/2013/Dec/177

http://www.exploit-db.com/exploits/30475

http://www.securityfocus.com/bid/64483

http://www.synology.com/en-us/releaseNote/model/DS114

https://exchange.xforce.ibmcloud.com/vulnerabilities/89892