CVE-2017-17668 Missing authorization in n/a
Unauthenticated attackers can upgrade or downgrade NCR S1 Dispenser firmware, potentially installing vulnerable versions to compromise the device.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-17668?
CVE-2017-17668 is a high-severity missing authorization vulnerability in n/a, published on 20 Mar 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-863
Which versions are affected by CVE-2017-17668?
It affects 1 product.
Products include Ncr S1 Dispenser Controller Firmware.
How do I fix CVE-2017-17668?
No fix has been published for CVE-2017-17668 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2017-17668 being exploited?
There is no known exploitation of CVE-2017-17668 in the wild and no public exploit code.
Sources
Also known as GHSA-xrvg-vg5w-7ch7.