Auth bypass in Digi Portserver Ts 16
CVE-2021-38412
Properly formatted POST requests to multiple resources on the HTTP and HTTPS web servers of the Digi PortServer TS 16 Rack device do not require authentication or authentication tokens. This vulnerability could allow an attacker to enable the SNMP service and manipulate the community strings to achieve further control in.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.013 (70.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Digi Portserver Ts 16
- Digi Portserver Ts 16 Firmware — versions 82000684, 82000685
- Digi International Portserver Ts 16 — versions Firmware
Weakness classification (CWE)
References
- us-cert.cisa.gov/ics/advisories/icsa-21-257-01 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-38412?
- CVE-2021-38412 is a critical-severity vulnerability in Digi Portserver Ts 16, classified under Improper Authentication. CVSS score: 9.6/10. Published 2021-09-17.
- How severe is CVE-2021-38412?
- Critical severity. CVSS v3 base score is 9.6 out of 10.