CVE-2015-4068: Arcserve Unified Data Protection (UDP) Directory Traversal Vulnerability

Vulnerability summary

CVE-2015-4068 is a high (CVSS 9.4) Path Traversal vulnerability in Arcserve Unified Data Protection (UDP). It is known to be exploited: CISA lists it, first on 25-03-2022. EPSS estimates a 63.64% chance of exploitation in the next 30 days, higher than 99.2% of scored vulnerabilities.

Timeline

1. 29-05-2015
   PublishedVulnerability first disclosed.
2. 25-03-2022
   Added to CISA KEVArcserve Unified Data Protection (UDP) Directory Traversal Vulnerability
3. 15-04-2022
   CISA remediation dueApply updates per vendor instructions.
4. 21-10-2025
   Last modifiedVulnerability information updated.

Description

Directory traversal vulnerability in Arcserve UDP before 5.0 Update 4 allows remote attackers to obtain sensitive information or cause a denial of service via a crafted file path to the (1) reportFileServlet or (2) exportServlet servlet.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product 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 product 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.