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CVE-2020-3920— Unisoon UltraLog Express - Broken Authentication

Quick assessment

Affected
Unisoon UltraLog Express
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.

Unisoon UltraLog Express是中国台湾优立讯（Unisoon）公司的一套电话录音系统。 Unisoon UltraLog Express中的管理界面存在安全漏洞，该漏洞源于在一些页面/功能中程序没有正确进行访问身份验证。攻击者可利用该漏洞管理用户账户。

CVSS 8.1 · High EPSS 0.84% · P55

Possible ATT&CK Techniques 1 AI

T1078.003 · Local Accounts
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I. Basic Information for CVE-2020-3920

Vulnerability Information
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Vulnerability Title
Unisoon UltraLog Express - Broken Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
UltraLog Express device management interface does not properly perform access authentication in some specific pages/functions. Any user can access the privileged page to manage accounts through specific system directory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Unisoon UltraLog Express 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Unisoon UltraLog Express是中国台湾优立讯（Unisoon）公司的一套电话录音系统。 Unisoon UltraLog Express中的管理界面存在安全漏洞，该漏洞源于在一些页面/功能中程序没有正确进行访问身份验证。攻击者可利用该漏洞管理用户账户。
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
Unisoon UltraLog Express 1.4.0 -

II. Public POCs for CVE-2020-3920

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III. Intelligence Information for CVE-2020-3920

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Other References for CVE-2020-3920 (1)

Same Patch Batch · Unisoon · 2020-03-27 · 3 CVEs total

CVE-2020-3936 10.0 CRITICAL Unisoon UltraLog Express - SQL Injection
CVE-2020-3921 8.6 HIGH Unisoon UltraLog Express - Sensitive Data Exposure

IV. Related Vulnerabilities

Same product: UltraLog Express
Same vendor: Unisoon

V. Comments for CVE-2020-3920

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