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CVE-2025-8182— Tenda AC18 Samba smb.conf weak password

Quick assessment

Affected
Tenda AC18
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.

Tenda AC18是中国腾达（Tenda）公司的一款路由器。 Tenda AC18 15.03.05.19版本存在安全漏洞，该漏洞源于文件/etc_ro/smb.conf导致弱密码要求。

CVSS 5.6 · Medium EPSS 0.43% · P36
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I. Basic Information for CVE-2025-8182

Vulnerability Information
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Vulnerability Title
Tenda AC18 Samba smb.conf weak password
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in Tenda AC18 15.03.05.19 and classified as problematic. This vulnerability affects unknown code of the file /etc_ro/smb.conf of the component Samba. The manipulation leads to weak password requirements. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
弱口令要求
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda AC18 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC18是中国腾达（Tenda）公司的一款路由器。 Tenda AC18 15.03.05.19版本存在安全漏洞，该漏洞源于文件/etc_ro/smb.conf导致弱密码要求。
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
Tenda AC18 15.03.05.19 -

II. Public POCs for CVE-2025-8182

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III. Intelligence Information for CVE-2025-8182

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Same Patch Batch · Tenda · 2025-07-26 · 3 CVEs total

CVE-2025-8180 8.8 HIGH Tenda CH22 deleteUserName formdeleteUserName buffer overflow
CVE-2025-8178 8.8 HIGH Tenda AC10 RequestsProcessLaid heap-based overflow

IV. Related Vulnerabilities

Same product: AC18
Same vendor: Tenda
Same weakness: CWE-521

V. Comments for CVE-2025-8182

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