CVE-2021-44632
Last modified
CVE-2021-44632 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A Buffer Overflow vulnerability exists in TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/upgrade_info feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.. EPSS estimates a 2.41% chance of exploitation in the next 30 days.
Description
A Buffer Overflow vulnerability exists in TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/upgrade_info feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.
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 |
|---|---|---|
| Tp-Link | Tl-Wr886n Firmware | 20190826_2.3.8 |
References
- https://github.com/Yu3H0/IoT_CVE/tree/main/886N/upgradeInfoRegisterExploit, Third Party Advisory
- https://github.com/Yu3H0/IoT_CVE/tree/main/886N/upgradeInfoRegisterExploit, 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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