CVE-2017-11157 describes multiple untrusted search path vulnerabilities within the installer of Synology Cloud Station Backup for Windows, specifically versions prior to 4.2.5-4396. This flaw allows a local attacker to achieve arbitrary code execution and conduct DLL hijacking by placing malicious DLLs (shfolder.dll, ntmarta.dll, secur32.dll, or dwmapi.dll) in the current working directory. The vulnerability carries a CVSSv3 score of 7.8 (HIGH), indicating high impact on confidentiality, integrity, and availability with low attack complexity and no user interaction required. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.2.4-4393CPE matchmatch criteria | cpe:2.3:a:synology:cloud_station_backup:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.