CVE-2017-17668 json
Memory write mechanism in NCR S1 Dispenser controller before firmware version 0x0156 allows an unauthenticated user to upgrade or downgrade…
published 2018-03-20 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-8826
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
Memory write mechanism in NCR S1 Dispenser controller before firmware version 0x0156 allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities.
Patch / fix
- ncr s1_dispenser_controller_firmware 0x0156
Exploit prediction
1.15% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:C/A:N |
Classification
- Weakness
-
- CWE-863 Incorrect Authorization
References
-
ncr.com
/sites/default/files/ncr_security_alert_-_2018-04_v3.pdf
broken-link, vendor-advisory
Sources
- CVE List CVE-2017-17668
- NVD CVE-2017-17668
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