The rtsol(8) and rtsold(8) programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf(8) unmodified.

resolvconf(8) is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input to resolvconf(8) may be executed.

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Fixes

Solution

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Workaround

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History

Mon, 09 Mar 2026 14:15:00 +0000

Type Values Removed Values Added
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 09 Mar 2026 11:45:00 +0000

Type Values Removed Values Added
Description The rtsol(8) and rtsold(8) programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf(8) unmodified. resolvconf(8) is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input to resolvconf(8) may be executed.
Title Remote code execution via ND6 Router Advertisements
Weaknesses CWE-20
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: freebsd

Published:

Updated: 2026-03-09T13:59:06.534Z

Reserved: 2025-12-12T05:27:31.543Z

Link: CVE-2025-14558

cve-icon Vulnrichment

Updated: 2026-03-09T13:57:59.820Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-09T12:16:11.140

Modified: 2026-03-09T14:16:05.083

Link: CVE-2025-14558

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses