CVE-2021-44246
Last modified
CVE-2021-44246 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain a stack overflow in the function setNoticeCfg. This vulnerability allows attackers to cause a Denial of Service (DoS) via the IpTo parameter.. EPSS estimates a 1.16% chance of exploitation in the next 30 days.
Description
Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain a stack overflow in the function setNoticeCfg. This vulnerability allows attackers to cause a Denial of Service (DoS) via the IpTo parameter.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Totolink | A720r Firmware | 4.1.5cu.470_b20200911 |
| Totolink | A830r Firmware | 5.9c.4729_b20191112 |
| Totolink | A3100r Firmware | 4.1.2cu.5050_b20200504 |
References
- https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_2/2.mdExploit, Third Party Advisory
- https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_2/2.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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- 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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