High severity · published Mar 20, 2018
CVE-2017-17668
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…
7.5
CVSS
1.1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SD
S1 Dispenser Controller Firmware · Ncr
before 0x0156 · source: NVD