Auth bypass in Siemens Telecontrol Server Basic
CVE-2018-4836
A vulnerability has been identified in TeleControl Server Basic < V3.1. An authenticated attacker with a low-privileged account to the TeleControl Server Basic's port 8000/tcp could escalate his privileges and perform administrative operations.
Vulnerability class: Broken Authentication
EPSS: 0.018 (76.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Siemens Telecontrol_server_basic
- Siemens Ag Telecontrol Server Basic — versions All versions < V3.1
Weakness classification (CWE)
References
- productcert@siemens.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- productcert@siemens.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- productcert@siemens.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2018-4836?
- CVE-2018-4836 is a high-severity vulnerability in Siemens Telecontrol Server Basic, classified under Improper Authentication. CVSS score: 8.8/10. Published 2018-01-25.
- How severe is CVE-2018-4836?
- High severity. CVSS v3 base score is 8.8 out of 10.