Memory Write Flaw in NCR S2 Dispenser Controller Affects Firmware Integrity
CVE-2018-5717

7.5HIGH

Key Information:

Vendor

Ncr

Status
S2 Dispenser Controller Firmware
Vendor
CVE Published:
20 March 2018

What is CVE-2018-5717?

A security flaw in the memory write mechanism of the NCR S2 Dispenser controller prior to firmware version 0x0108 allows an unauthenticated user to manipulate the firmware. This vulnerability could enable unauthorized upgrades or downgrades to firmware versions, including older versions that may contain known security vulnerabilities. This poses a significant risk to the integrity and security of the device.

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References

https://www.ncr.com/sites/default/files/ncr_security_aler...
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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