CVE-2020-12528
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I. Basic Information for CVE-2020-12528
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered in MB connect line mymbCONNECT24 and mbCONNECT24 software in all versions through V2.6.2. Improper use of access validation allows a logged in user to kill web2go sessions in the account he should not have access to.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
特权管理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
mymbCONNECT24 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mb Connect Line MB CONNECT LINE mymbCONNECT24是德国MB CONNECT LINE（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。 mymbCONNECT24 and mbCONNECT24 software in all versions through V2.6.2 存在安全漏洞，该漏洞源于不恰当地使用访问验证会让登录用户杀死他不应该访问的帐户中的web2go会话。
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 |
|---|---|---|---|---|
| MB connect line | mymbCONNECT24 | 2.6.2 ~ 2.6.2 | - | |
| MB connect line | mbCONNECT24 | 2.6.2 ~ 2.6.2 | - |
II. Public POCs for CVE-2020-12528
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://cert.vde.com/de-de/advisories/vde-2021-003x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2020-12528
Same Patch Batch · MB connect line · 2021-03-02 · 4 CVEs total
| CVE-2020-12527 | 6.5 MEDIUM | Improper Access Validation in products of MB connect line and Helmholz |
| CVE-2020-12529 | 5.8 MEDIUM | MB CONNECT LINE mymbCONNECT24e 代码问题漏洞 |
| CVE-2020-12530 | 4.3 MEDIUM | MB CONNECT LINE mymbCONNECT24 跨站脚本漏洞 |
IV. Related Vulnerabilities
Same product: mymbCONNECT24
- CVE-2022-22520
User enumeration vulnerability in MB connect line and Helmho - CVE-2021-34580
Remote user enumeration in mymbCONNECT24, mbCONNECT24 <= 2.9 - CVE-2021-34575
Information Exposure in mymbCONNECT24, mbCONNECT24 <= 2.8.0 - CVE-2021-34574
Password policy evasion in products of MB connect line and H - CVE-2020-12527
Improper Access Validation in products of MB connect line an
Same vendor: MB connect line
- CVE-2026-33617
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33616
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33615
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33614
MB connect line mbCONNECT24 vulnerable to an unauthenticated - CVE-2026-33613
MB connect line mbCONNECT24 vulnerable to RCE in generateSrp
Same weakness: CWE-269
- CVE-2026-42562
Plainpad: Privilege Escalation via Writable Admin Field in P - CVE-2026-41163
bubblewrap vulnerable to privilege escalation in setuid mode - CVE-2026-44987
SysReptor: Privilege Escalation from User Admin to Superuser - CVE-2026-42185
People: Privilege Escalation via Missing Role Ceiling in Mai - CVE-2026-40001
Local privilege escalation vulnerability in ZTE PROCESS Guar
V. Comments for CVE-2020-12528
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