CVE-2023-40042
Last modified
CVE-2023-40042 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. TOTOLINK T10_v2 5.9c.5061_B20200511 has a stack-based buffer overflow in setStaticDhcpConfig in /lib/cste_modules/lan.so. Attackers can send crafted data in an MQTT packet, via the comment parameter, to control the return address and execute code.. EPSS estimates a 1.35% chance of exploitation in the next 30 days.
Description
TOTOLINK T10_v2 5.9c.5061_B20200511 has a stack-based buffer overflow in setStaticDhcpConfig in /lib/cste_modules/lan.so. Attackers can send crafted data in an MQTT packet, via the comment parameter, to control the return address and execute code.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Totolink | T10 V2 Firmware | 5.9c.5061_b20200511 |
References
- http://www.totolink.cnNot Applicable
- https://github.com/Korey0sh1/IoT_vuln/blob/main/TOTOLINK/T10_V2/setStaticDhcpConfig.mdExploit, Third Party Advisory
- http://www.totolink.cnNot Applicable
- https://github.com/Korey0sh1/IoT_vuln/blob/main/TOTOLINK/T10_V2/setStaticDhcpConfig.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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