TOTOLINK X5000R v9.1.0cu_2415_B20250515 contains an argument injection vulnerability in the setDiagnosisCfg handler of the /usr/sbin/lighttpd executable. The ip parameter is retrieved via websGetVar and passed to a ping command through CsteSystem without validating if the input starts with a hyphen (-). This allows remote authenticated attackers to inject arbitrary command-line options into the ping utility, potentially leading to a Denial of Service (DoS) by causing excessive resource consumption or prolonged execution.

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Mon, 23 Feb 2026 20:45:00 +0000

Type Values Removed Values Added
Description TOTOLINK X5000R v9.1.0cu_2415_B20250515 contains an argument injection vulnerability in the setDiagnosisCfg handler of the /usr/sbin/lighttpd executable. The ip parameter is retrieved via websGetVar and passed to a ping command through CsteSystem without validating if the input starts with a hyphen (-). This allows remote authenticated attackers to inject arbitrary command-line options into the ping utility, potentially leading to a Denial of Service (DoS) by causing excessive resource consumption or prolonged execution.
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-02-23T20:20:14.470Z

Reserved: 2026-01-09T00:00:00.000Z

Link: CVE-2025-70327

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-02-23T21:19:09.270

Modified: 2026-02-23T21:19:09.270

Link: CVE-2025-70327

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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