CVE-2020-10887
Last modified
CVE-2020-10887 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. This vulnerability allows a firewall bypass on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. EPSS estimates a 4.11% chance of exploitation in the next 30 days.
Description
This vulnerability allows a firewall bypass on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of IPv6 connections. The issue results from the lack of proper filtering of IPv6 SSH connections. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-9663.
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 | Ac1750 Firmware | 190726 |
References
- https://www.zerodayinitiative.com/advisories/ZDI-20-338/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-338/Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
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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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