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CVE-2025-46413

Quick assessment

Affected
BUFFALO INC. WSR-1800AX4
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.

BUFFALO WSR-1800AX4 Series是日本BUFFALO公司的一系列WiFi路由器。 BUFFALO WSR-1800AX4 Series存在安全漏洞，该漏洞源于密码哈希计算不足，可能导致PIN码和Wi-Fi密码被攻击者获取。

AI Predicted 6.1 Difficulty: Easy EPSS 0.12% · P2

Possible ATT&CK Techniques 1 AI

T1110.004 · Credential Stuffing
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I. Basic Information for CVE-2025-46413

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Use of password hash with insufficient computational effort issue exists in BUFFALO Wi-Fi router 'WSR-1800AX4 series'. When WPS is enabled, PIN code and/or Wi-Fi password may be obtained by an attacker.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用具有不充分计算复杂性的口令哈希
Source: CVE Program / CVE List V5
Vulnerability Title
BUFFALO WSR-1800AX4 Series 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BUFFALO WSR-1800AX4 Series是日本BUFFALO公司的一系列WiFi路由器。 BUFFALO WSR-1800AX4 Series存在安全漏洞，该漏洞源于密码哈希计算不足，可能导致PIN码和Wi-Fi密码被攻击者获取。
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
BUFFALO INC. WSR-1800AX4 prior to Ver.1.09 -
BUFFALO INC. WSR-1800AX4S prior to Ver.1.11 -
BUFFALO INC. WSR-1800AX4B prior to Ver.1.11 -
BUFFALO INC. WSR-1800AX4-KH prior to Ver.1.19 -

II. Public POCs for CVE-2025-46413

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2025-46413

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Vendor Advisories for CVE-2025-46413 (1)

Other References for CVE-2025-46413 (1)

IV. Related Vulnerabilities

Same vendor: BUFFALO INC.
Same weakness: CWE-916

V. Comments for CVE-2025-46413

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