Skip to content
Fencer Intel
high 7.5

CVE-2013-6987 in the critical feed json

Multiple directory traversal vulnerabilities in the FileBrowser components in Synology DiskStation Manager (DSM) before 4.3-3810 Update 3 a…

published 2013-12-31 12 y ago modified 2026-06-17 4 mo ago also EUVD-2013-6788

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
14.9%
EPSS 14.9% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

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/.

Timeline

  1. First public exploit (EDB-30475)
  2. Published

Exploit prediction

14.89% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-30475 Synology DSM 4.3-3810 - Directory Traversal webapps, 2013-12-24
  • securityfocus.com http://www.securityfocus.com/bid/64483 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/124563 referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2013/Dec/177 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.