Verifone MX900 series Pinpad Payment Terminals with OS 30251000 have a race condition for RBAC bypass.
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
Link | Tags |
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https://www.ptsecurity.com/ww-en/analytics/threatscape/pt-2020-20/ | third party advisory |