CVE-2016-0752
Published: March 25, 2022
Official Description
Directory traversal vulnerability in Action View in Ruby on Rails allows remote attackers to read arbitrary files.
CISA KEV Advisory
Ruby on Rails Directory Traversal Vulnerability
Directory traversal vulnerability in Action View in Ruby on Rails allows remote attackers to read arbitrary files.
Apply updates per vendor instructions.
Risk Analysis
This vulnerability in Ruby on Rails' Action View component allows remote attackers to read arbitrary files on the system. With an EPSS score of 0.92705 and its presence in CISA's KEV, this flaw is highly likely to be exploited and represents a critical risk.
This vulnerability is actively exploited in the wild and is listed in CISA's KEV, confirming its active use by threat actors. The remote nature of the attack vector makes it particularly dangerous.
It is crucial to update Ruby on Rails to a patched version to mitigate this directory traversal vulnerability. Regularly review and restrict file access permissions on web servers.
Technical Analysis
CVE-2016-0752 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2016-0752 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2016-0752 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1