CVE-2020-10123 — The currency dispenser of NCR SelfSev ATMs running APTRA XFS 05
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 curre
Published
2020-08-21T20:30:39.511Z
Last modified
2025-11-04T19:12:01.005Z
01What is this vulnerability?
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.
02Affected products
| Vendor | Product | Versions |
|---|
| NCR | SelfServ ATM | APTRA XFS |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2020-08-21T20:30:39.511Z
- Last modified: 2025-11-04T19:12:01.005Z
09References
- kb.cert.org — https://kb.cert.org/vuls/id/116713
- www.ncr.com — https://www.ncr.com/content/dam/ncrcom/content-type/documents/NCR_Security_Alert…
- www.ncr.com — https://www.ncr.com/content/dam/ncrcom/unsorted/jackpot_attacks_in_the_us_-_janu…
- www.ncr.com — https://www.ncr.com/content/dam/ncrcom/content-type/documents/NCR_Security_Alert…
- www.ncr.com — https://www.ncr.com/content/dam/ncrcom/content-type/documents/NCR_Secure_white_p…
Want this in your SOAR or SIEM?
SARA's API returns EPSS, CVSS, KEV, and an analyst-grade summary in one call.
Read the API reference →