CVE-2025-2449: NI FlexLogger usiReg URI File Parsing Directory Traversal Remote Code Execution Vulnerability
Description
NI FlexLogger usiReg URI File Parsing Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of NI FlexLogger. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of URI files by the usiReg component. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-21805.
Classification
CVE ID: CVE-2025-2449
CVSS Base Severity: HIGH
CVSS Base Score: 7.8
CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Problem Types
CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Affected Products
Vendor: NI
Product: FlexLogger
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.05% (probability of being exploited)
EPSS Percentile: 14.56% (scored less or equal to compared to others)
EPSS Date: 2025-04-16 (when was this score calculated)
Stakeholder-Specific Vulnerability Categorization (SSVC)
SSVC Exploitation: none
SSVC Technical Impact: total
SSVC Automatable: false
References
https://nvd.nist.gov/vuln/detail/CVE-2025-2449https://www.zerodayinitiative.com/advisories/ZDI-25-146/