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CVE-2025-3895— Low token entropy in MegaBIP

Quick assessment

Affected
Jan Syski MegaBIP
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.

MegaBIP是MegaBIP公司的一个用于创建BIP网站的软件。 MegaBIP 5.20之前版本存在安全漏洞，该漏洞源于密码重置令牌生成空间过小，可能导致暴力破解攻击。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.49% · P40
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I. Basic Information for CVE-2025-3895

Vulnerability Information
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Vulnerability Title
Low token entropy in MegaBIP
Source: CVE Program / CVE List V5
Vulnerability Description
Token used for resetting passwords in MegaBIP software are generated using a small space of random values combined with a queryable value. It allows an unauthenticated attacker who know user login names to brute force these tokens and change account passwords (including these belonging to administrators).  Version 5.20 of MegaBIP fixes this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
随机数的空间太小
Source: CVE Program / CVE List V5
Vulnerability Title
MegaBIP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MegaBIP是MegaBIP公司的一个用于创建BIP网站的软件。 MegaBIP 5.20之前版本存在安全漏洞，该漏洞源于密码重置令牌生成空间过小，可能导致暴力破解攻击。
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
Jan Syski MegaBIP 0 ~ 5.19 -

II. Public POCs for CVE-2025-3895

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III. Intelligence Information for CVE-2025-3895

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Vendor Advisories for CVE-2025-3895 (1)

Same Patch Batch · Jan Syski · 2025-05-23 · 3 CVEs total

CVE-2025-3894 Stored XSS in MegaBIP
CVE-2025-3893 SQL Injection in MegaBIP

IV. Related Vulnerabilities

Same product: MegaBIP
Same vendor: Jan Syski
Same weakness: CWE-334

V. Comments for CVE-2025-3895

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