CVE-2015-4068
Published: March 25, 2022
Official Description
Directory traversal vulnerability in Arcserve UDP allows remote attackers to obtain sensitive information or cause a denial of service.
CISA KEV Advisory
Arcserve Unified Data Protection (UDP) Directory Traversal Vulnerability
Directory traversal vulnerability in Arcserve UDP allows remote attackers to obtain sensitive information or cause a denial of service.
Apply updates per vendor instructions.
Risk Analysis
Arcserve UDP contains a directory traversal vulnerability that allows remote attackers to access sensitive information or cause a denial of service. With an EPSS score of 0.80852 and confirmed exploitation, this flaw poses a significant risk to data confidentiality and system availability.
This vulnerability is actively exploited in the wild and is included in CISA's KEV catalog, indicating a high likelihood of successful attacks. The remote nature of the exploit makes it particularly dangerous.
Users of Arcserve UDP should apply all available security patches and updates to address this directory traversal vulnerability. Implement network segmentation and restrict access to Arcserve UDP instances to trusted networks.
Technical Analysis
CVE-2015-4068 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-2015-4068 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.
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2015-4068 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