PT-2021-11793 · Mb Connect Line+1 · Mbconnect24+2

Published 2021-02-16 · Updated 2023-02-16 · CVE-2020-35561

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions: MB connect line mymbCONNECT24 versions through v2.11.2 mbCONNECT24 versions through v2.11.2 Helmholz myREX24 versions through v2.11.2 Helmholz myREX24.virtual versions through v2.11.2

Description: An issue was discovered in the mentioned products, allowing an unauthenticated attacker to scan for open ports due to a Server-Side Request Forgery (SSRF) in the HA module.

Recommendations: For MB connect line mymbCONNECT24 versions through v2.11.2, consider disabling the HA module until a patch is available. For mbCONNECT24 versions through v2.11.2, consider disabling the HA module until a patch is available. For Helmholz myREX24 versions through v2.11.2, consider disabling the HA module until a patch is available. For Helmholz myREX24.virtual versions through v2.11.2, consider disabling the HA module until a patch is available.

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2020-35561

Affected Products

Mbconnect24

Myrex24

Myrex24.Virtual

References · 7

• https://osv.dev/vulnerability/CVE-2020-35561 · Vendor Advisory
• https://mbconnectline.com/security-advice · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-35561 · Security Note
• https://cert.vde.com/en/advisories/VDE-2021-003 · Note
• https://t.me/cibsecurity/23650 · Telegram Post
• https://cert.vde.com/en/advisories/VDE-2022-039 · Note
• https://t.me/cvenotify/44442 · Telegram Post