External Control of File Name or Path Affecting isc-projects/kea package, versions [2.4.0, 2.4.2)[2.6.0, 2.6.3)[2.7.0, 2.7.9)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-UNMANAGED-ISCPROJECTSKEA-10734101
  • published13 Jul 2025
  • disclosed28 May 2025
  • creditUnknown

Introduced: 28 May 2025

CVE-2025-32802  (opens in a new tab)
CWE-73  (opens in a new tab)

How to fix?

Upgrade isc-projects/kea to version 2.4.2, 2.6.3, 2.7.9 or higher.

Overview

Affected versions of this package are vulnerable to External Control of File Name or Path via the configuration and API directives. An attacker can overwrite arbitrary files by manipulating the API entry points and control socket configurations. This is only exploitable if the API is left unsecured and the control sockets are placed in insecure paths.

Workaround

This vulnerability can be mitigated by disabling the kea-ctrl-agent and removing any "control-socket" stanzas from the Kea configuration files, or by requiring authentication for the kea-ctrl-agent and configuring all "control-socket" stanzas to use a directory restricted to only trusted users.

CVSS Base Scores

version 4.0
version 3.1