Privilege escalation in Helmholz Myrex24
CVE-2020-35557
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.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.010 (61.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- mbconnectline.com/security-advice/ (Vendor Advisory)
- cert.vde.com/en/advisories/VDE-2021-003 (Third Party Advisory)
- cert.vde.com/en/advisories/VDE-2022-039 (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-35557?
- CVE-2020-35557 is a medium-severity vulnerability in Helmholz Myrex24, classified under Improper Privilege Management. CVSS score: 6.5/10. Published 2021-02-16.
- How severe is CVE-2020-35557?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-35557 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.