CVE-2023-40042
CVSS 3.1 Score 9.8 of 10 (high)
Details
Published Aug 8, 2023
Updated: Aug 11, 2023
CWE ID 787
Summary
CVE-2023-40042 is a stack-based buffer overflow vulnerability affecting the TOTOLINK T10_v2 5.9c.5061_B20200511 firmware. The issue lies in the setStaticDhcpConfig function within the /lib/cste_modules/lan.so module. An attacker can exploit this vulnerability by sending specially crafted MQTT packets with malicious data in the comment parameter. By controlling the return address in the stack, the attacker can execute arbitrary code on the affected device.
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Affected Vendors
- TOTOLINK
Advisories, Assessments, and Mitigations
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