Vulnerability Details CVE-2025-67189
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.0%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2025-67189
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cpe:2.3:h:totolink:a950rg:-
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cpe:2.3:o:totolink:a950rg_firmware:4.1.2cu.5204_b20210112