SSRF in Helmholz Myrex24

CVE-2020-35558

An issue was discovered in MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual through 2.11.2. There is an SSRF in the in the MySQL access check, allowing an attacker to scan for open ports and gain some information about possible credentials.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.015 (72.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-35558: held from 0.015 to 0.015.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-35558?
CVE-2020-35558 is a high-severity vulnerability in Helmholz Myrex24, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2021-02-16.
How severe is CVE-2020-35558?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-35558 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.