A buffer overflow vulnerability exists in the setParentalRules interface of TOTOLINK A950RG V4.1.2cu.5204_B20210112. The urlKeyword parameter is not properly validated, and the function concatenates multiple user-controlled fields into a fixed-size stack buffer without performing boundary checks. A remote attacker can exploit this flaw to cause denial of service or potentially achieve arbitrary code execution.

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History

Tue, 03 Feb 2026 18:15:00 +0000

Type Values Removed Values Added
Description A buffer overflow vulnerability exists in the setParentalRules interface of TOTOLINK A950RG V4.1.2cu.5204_B20210112. The urlKeyword parameter is not properly validated, and the function concatenates multiple user-controlled fields into a fixed-size stack buffer without performing boundary checks. A remote attacker can exploit this flaw to cause denial of service or potentially achieve arbitrary code execution.
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-02-03T17:40:13.216Z

Reserved: 2025-12-08T00:00:00.000Z

Link: CVE-2025-67189

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-02-03T18:16:16.393

Modified: 2026-02-03T18:16:16.393

Link: CVE-2025-67189

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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