| Summary | Shenzhen Kangda Xin Intelligent Network Technology Company's router, model DR300, version 2.1.2.121, contains hardcoded login credentials and has telnet enabled by default on WAN and LAN interfaces. These vulnerabilities allow attackers to read and write to memory, modify firmware stored in flash, inspect active connections, and view currently connected devices. |
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| Publication Date | June 10, 2026, 4:17 a.m. |
| Registration Date | June 11, 2026, 4:14 a.m. |
| Last Update | June 10, 2026, 5:16 a.m. |
| CVSS3.1 : CRITICAL | |
| スコア | 9.8 |
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| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 攻撃元区分(AV) | ネットワーク |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 不要 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | 高 |
| 完全性への影響(I) | 高 |
| 可用性への影響(A) | 高 |