CVE-2026-122124
Quick assessment
Affected
Yealink UVC40 E2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在固件版本早于 319.410.0.71 的 Yealink UVC40 E2 设备上，拥有短期物理访问权限的攻击者可通过 USB 接口窃取 Wi‑Fi 凭证。固件配置中的敏感数据可被利用以获取设备的 root 权限。在 Wi‑Fi 覆盖范围内，攻击者可在设备无任何 LED 警示的情况下，对音频和视频进行窃听。
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I. Basic Information for CVE-2026-122124
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
On Yealink UVC40 E2 devices before 319.410.0.71, an attacker with short-term physical access can steal Wi‑Fi credentials via the USB interface. Sensitive data within the firmware configuration can be abused to gain root privileges on the device. Within Wi‑Fi coverage, the attacker may perform audio and video eavesdropping with no LED alert from the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在范围间的资源转移不正确
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-122124
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2026-122124 (1)
Same Patch Batch · Yealink · 2026-11-04 · 5 CVEs total
| CVE-2026-122120 | 9.0 CRITICAL | Yealink插件软件2.35.219.0前未授权文件写入漏洞 |
| CVE-2026-122148 | 8.2 HIGH | Yealink MeetingBoard Pro 前端验证绕过漏洞 |
| CVE-2026-122118 | 7.4 HIGH | Yealink 产品弱密码漏洞：WPA2 默认 PSK 可被暴力破解 |
| CVE-2026-122116 | 4.3 MEDIUM | Yealink 固件 Wi-Fi 802.1X 配置访问控制漏洞 |