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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2023-22916

Quick assessment

Affected
Zyxel ATP 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 ATP是中国合勤（Zyxel）公司的一款防火墙。 Zyxel ATP系列5.10至5.35 固件版本、USG FLEX系列5.00至5.35固件版本、USG FLEX 50（W）5.10至5.35固件版本、USG20（W）-VPN 5.10至5.35 固件版本以及VPN系列5.00至5.35 固件版本存在安全漏洞，该漏洞源于配置解析器未能正确地对用户输入进行清理。攻击者利用该漏洞可以修改设备配置数据，从而导致受影响设备出现拒绝服务条件。

CVSS 8.1 · High EPSS 0.69% · P51

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-22916

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.10 through 5.35, and VPN series firmware versions 5.00 through 5.35, which fails to properly sanitize user input. A remote unauthenticated attacker could leverage the vulnerability to modify device configuration data, resulting in DoS conditions on an affected device if the attacker could trick an authorized administrator to switch the management mode to the cloud mode.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Zyxel ATP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel ATP是中国合勤（Zyxel）公司的一款防火墙。 Zyxel ATP系列5.10至5.35 固件版本、USG FLEX系列5.00至5.35固件版本、USG FLEX 50（W）5.10至5.35固件版本、USG20（W）-VPN 5.10至5.35 固件版本以及VPN系列5.00至5.35 固件版本存在安全漏洞，该漏洞源于配置解析器未能正确地对用户输入进行清理。攻击者利用该漏洞可以修改设备配置数据，从而导致受影响设备出现拒绝服务条件。
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 ATP series firmware 5.10 through 5.35 -
Zyxel USG FLEX series firmware 5.00 through 5.35 -
Zyxel USG FLEX 50(W) firmware 5.10 through 5.35 -
Zyxel USG20(W)-VPN firmware 5.10 through 5.35 -
Zyxel VPN series firmware 5.00 through 5.35 -

II. Public POCs for CVE-2023-22916

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2023-22916

请登录查看更多情报信息。

Other References for CVE-2023-22916 (1)

Same Patch Batch · Zyxel · 2023-04-24 · 8 CVEs total

CVE-2023-27991 8.8 HIGH Zyxel ATP 操作系统命令注入漏洞
CVE-2023-22913 8.1 HIGH Zyxel USG FLEX 命令注入漏洞
CVE-2023-22917 7.5 HIGH Zyxel ATP 安全漏洞
CVE-2023-22915 7.5 HIGH Zyxel USG FLEX 安全漏洞
CVE-2023-22914 7.2 HIGH Zyxel USG FLEX 路径遍历漏洞
CVE-2023-22918 6.5 MEDIUM Zyxel ATP 安全漏洞
CVE-2023-27990 4.8 MEDIUM Zyxel ATP 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: ATP series firmware
Same vendor: Zyxel
Same weakness: CWE-20

V. Comments for CVE-2023-22916

No comments yet

Leave a comment