CVE-2022-29643
Last modified
CVE-2022-29643 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the macAddress parameter in the function setMacQos. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.. EPSS estimates a 1.10% chance of exploitation in the next 30 days.
Description
TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the macAddress parameter in the function setMacQos. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Totolink | A3100r Firmware | 4.1.2cu.5050_b20200504 |
| Totolink | A3100r Firmware | 4.1.2cu.5247_b20211129 |
References
- https://github.com/shijin0925/IOT/blob/master/TOTOLINK%20A3100R/6.mdExploit, Third Party Advisory
- https://github.com/shijin0925/IOT/blob/master/TOTOLINK%20A3100R/6.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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Related CVEs from 2022
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- CVE-2022-29640TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B2…7.5
- CVE-2022-29641TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B2…7.5
- CVE-2022-29642TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B2…7.5
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