Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-35033

Quick assessment

Affected
Zyxel NBG6818 series firmware
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.

Zyxel Wsq20等都是中国合勤（Zyxel）公司的产品。Zyxel Wsq20是一个双频 Wlan 网状系统。Zyxel Wsq50是一个 Wlan 网状系统。Zyxel Wsq60是一个 Wlan 网状系统。 Zyxel 多款产品固件存在授权问题漏洞，攻击者可利用该漏洞获得设备的根访问权限。以下产品和版本受到影响：Zyxel Wsq20,Zyxel Wsq60,Zyxel Wsq50,Zyxel Wsq30,Zyxel Nbg7815,Zyxel Nbg6818。

CVSS 7.8 · High EPSS 0.41% · P33
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-35033

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
配置文件中存储口令
Source: CVE Program / CVE List V5
Vulnerability Title
多款Zyxel产品授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel Wsq20等都是中国合勤（Zyxel）公司的产品。Zyxel Wsq20是一个双频 Wlan 网状系统。Zyxel Wsq50是一个 Wlan 网状系统。Zyxel Wsq60是一个 Wlan 网状系统。 Zyxel 多款产品固件存在授权问题漏洞，攻击者可利用该漏洞获得设备的根访问权限。以下产品和版本受到影响：Zyxel Wsq20,Zyxel Wsq60,Zyxel Wsq50,Zyxel Wsq30,Zyxel Nbg7815,Zyxel Nbg6818。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zyxel NBG6818 series firmware 1.00(ABSC.0)C0 through 1.00(ABSC.4)C0 -
Zyxel NBG7815 series firmware 1.00(ABSK.0)C0 through 1.00(ABSK.6)C0 -
Zyxel WSQ20 series firmware 1.00(ABOF.0)C0 through 1.00(ABOF.10)C0 -
Zyxel WSQ50 series firmware 1.00(ABKJ.0)C0 through 2.20(ABKJ.6)C0 -
Zyxel WSQ60 series firmware 1.00(ABND.0)C0 through 2.20(ABND.7)C0 -
Zyxel WSR30 series firmware 1.00(ABMY.0)C0 through 1.00(ABMY.11)C0 -

II. Public POCs for CVE-2021-35033

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-35033

请登录查看更多情报信息。

Other References for CVE-2021-35033 (2)

IV. Related Vulnerabilities

Same vendor: Zyxel
Same weakness: CWE-260

V. Comments for CVE-2021-35033

No comments yet

Leave a comment