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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-2449

NI FlexLogger usiReg URI File Parsing Directory Traversal Remote Code Execution Vulnerability.

HIGH 8.8EPSS 33.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 33.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

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.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
33.70% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-22
Affected
ni/flexlogger
Source
zdi-disclosures@trendmicro.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.