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CVE-2021-45031— Weak Authentication in Login Function of USC+

Quick assessment

Affected
Mepsan USC+
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.

MEPSAN USC Plus是土耳其MEPSAN公司的一个自动化系统。 MEPSAN USC Plus 3.0 版本之前的 USC+ 功能存在安全漏洞。攻击者可以生成高权限帐户密码。

CVSS 7.7 · High EPSS 0.78% · P54

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
Mepsan USC+ unspecified< 3.0 affected
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I. Basic Information for CVE-2021-45031

Vulnerability Information
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Vulnerability Title
Weak Authentication in Login Function of USC+
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in MEPSAN's USC+ before version 3.0 has a weakness in login function which lets attackers to generate high privileged accounts passwords.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用基本弱点进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
MEPSAN USC Plus 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MEPSAN USC Plus是土耳其MEPSAN公司的一个自动化系统。 MEPSAN USC Plus 3.0 版本之前的 USC+ 功能存在安全漏洞。攻击者可以生成高权限帐户密码。
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
Mepsan USC+ unspecified ~ 3.0 -

II. Public POCs for CVE-2021-45031

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III. Intelligence Information for CVE-2021-45031

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Vendor Advisories for CVE-2021-45031 (1)

Other References for CVE-2021-45031 (1)

IV. Related Vulnerabilities

Same weakness: CWE-305

V. Comments for CVE-2021-45031

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