VULNERABILITY INTELLIGENCE
CVE-2020-10123
CVSS score5.3 MEDIUM
EPSS probability0.44%
CISA KEVNot currently listed
Published2020-08-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Description
The currency dispenser of NCR SelfSev ATMs running APTRA XFS 05.01.00 or earlier does not adequately authenticate session key generation requests from the host computer, allowing an attacker with physical access to internal ATM components to issue valid commands to dispense currency by generating a new session key that the attacker knows.
Weakness classification
- CWE-287: Improper Authentication
- CWE-305: Authentication Bypass by Primary Weakness
Primary references
- cret@cert.org — Third Party Advisory, US Government Resource
- cret@cert.org — Exploit, Vendor Advisory
- cret@cert.org — Vendor Advisory
- cret@cert.org — Vendor Advisory
- cret@cert.org — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory