CVE-2020-35557— Improper Access Validation in products of MB connect line and Helmholz
Quick assessment
Affected
n/a n/a
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.
Mb Connect Line MB CONNECT LINE mymbCONNECT24是德国Mb Connect Line公司的一款适用于虚拟环境的内部远程维护解决方案。 MB CONNECT LINE mymbCONNECT24 and mbCONNECT24 software in all versions through 2.6.2 存在信息泄露漏洞，该漏洞源于不正确地使用访问验证，导致登录用户看到他不应该访问的帐户中的设备。
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I. Basic Information for CVE-2020-35557
Vulnerability Information
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Vulnerability Title
Improper Access Validation in products of MB connect line and Helmholz
Source: CVE Program / CVE List V5
Vulnerability Description
An issue in MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2 allows a logged in user to see devices in the account he should not have access to due to improper use of access validation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
MB CONNECT LINE mymbCONNECT24 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mb Connect Line MB CONNECT LINE mymbCONNECT24是德国Mb Connect Line公司的一款适用于虚拟环境的内部远程维护解决方案。 MB CONNECT LINE mymbCONNECT24 and mbCONNECT24 software in all versions through 2.6.2 存在信息泄露漏洞，该漏洞源于不正确地使用访问验证，导致登录用户看到他不应该访问的帐户中的设备。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
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II. Public POCs for CVE-2020-35557
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2020-35557 (3)
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https://mbconnectline.com/security-advice/ x_refsource_MISC
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https://cert.vde.com/en/advisories/VDE-2022-039 x_refsource_CONFIRM
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https://cert.vde.com/en/advisories/VDE-2021-003 x_refsource_CONFIRM
Same Patch Batch · n/a · 2021-02-16 · 42 CVEs total
| CVE-2020-35558 | 7.5 HIGH | SSRF in products of MB connect line and Helmholz |
| CVE-2020-35561 | 5.3 MEDIUM | SSRF in variuos products of MB connect line and Helmholz |
| CVE-2020-28918 | 5.3 MEDIUM | DualShield 代码问题漏洞 |
| CVE-2020-35566 | 5.3 MEDIUM | Local file inclusion vulnerability in products of MB connect line and Helmholz |
| CVE-2020-35570 | 5.3 MEDIUM | Foreced Browsing vulnerability in products of MB connect line and Helmholz |
| CVE-2020-35568 | 4.3 MEDIUM | Sensitive Information Exposure in products of MB connect line and Helmholz |
| CVE-2021-25648 | Testesdecodigogratis Testes de Codigo 安全漏洞 | |
| CVE-2020-35559 | Mb Connect Line MB CONNECT LINE mymbCONNECT24 资源管理错误漏洞 | |
| CVE-2020-35569 | Mb Connect Line MB CONNECT LINE mymbCONNECT24 跨站脚本漏洞 | |
| CVE-2020-35564 | Mb Connect Line MB CONNECT LINE mymbCONNECT24 注入漏洞 | |
| CVE-2020-35563 | Mb Connect Line MB CONNECT LINE mymbCONNECT24 跨站脚本漏洞 | |
| CVE-2020-35560 | Mb Connect Line MB CONNECT LINE mymbCONNECT24 输入验证错误漏洞 | |
| CVE-2020-35565 | Mb Connect Line MB CONNECT LINE mymbCONNECT24 安全漏洞 | |
| CVE-2021-27232 | Pelco Digital Sentry Server 缓冲区错误漏洞 | |
| CVE-2020-25340 | NFStream 安全漏洞 | |
| CVE-2020-24841 | PNPSCADA SQL注入漏洞 | |
| CVE-2021-27233 | Mutare Voice 安全特征问题漏洞 | |
| CVE-2021-27234 | Mutare Voice SQL注入漏洞 | |
| CVE-2021-27235 | Mutare Voice 安全漏洞 | |
| CVE-2021-27236 | Mutare Voice 安全漏洞 |
Showing top 20 of 42 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2020-35557
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