CVE-2026-19841— TRENDNET TEW-813DRU vsftpd vsftpd.conf default permission
Quick assessment
Affected
TRENDNET TEW-813DRU
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.
TRENDnet tew-813dru是美国TRENDnet公司的一款提供无线网络连接的路由器。 TRENDnet tew-813dru 1.01b01版本存在权限许可和访问控制问题漏洞，该漏洞源于vsftpd组件中/etc/vsftpd.conf文件存在不正确默认权限问题，可能允许远程攻击者利用该漏洞进行攻击。
Possible ATT&CK Techniques 1 AI
T1546.001 · Change Default File AssociationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| TRENDNET | TEW-813DRU | 1.01b01 |
affected |
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I. Basic Information for CVE-2026-19841
Vulnerability Information
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Vulnerability Title
TRENDNET TEW-813DRU vsftpd vsftpd.conf default permission
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in TRENDNET TEW-813DRU 1.01b01. Impacted is an unknown function of the file /etc/vsftpd.conf of the component vsftpd. This manipulation causes incorrect default permissions. The attack is possible to be carried out remotely. A high degree of complexity is needed for the attack. The exploitability is considered difficult. This vulnerability only affects products that are no longer supported by the maintainer.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
TRENDnet tew-813dru 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TRENDnet tew-813dru是美国TRENDnet公司的一款提供无线网络连接的路由器。 TRENDnet tew-813dru 1.01b01版本存在权限许可和访问控制问题漏洞，该漏洞源于vsftpd组件中/etc/vsftpd.conf文件存在不正确默认权限问题，可能允许远程攻击者利用该漏洞进行攻击。
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 |
|---|---|---|---|---|
| TRENDNET | TEW-813DRU | 1.01b01 |
cpe:2.3:a:trendnet:tew-813dru:*:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-19841
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-19841 (4)
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🔗 Notion related
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CVE-2026-19841 in TEW-813DRU third-party-advisory
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Submit #870586: TRENDNET TEW-813DRU TEW-813DRU 1.01b01 Misconfiguration third-party-advisory
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V. Comments for CVE-2026-19841
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