medium5.5
CVE-2022-31246
paymentrequest.py in Electrum before 4.2.2 allows a file:// URL in the r parameter of a payment request (e.g., within QR code data).
Impact
paymentrequest.py in Electrum before 4.2.2 allows a file:// URL in the r parameter of a payment request (e.g., within QR code data). On Windows, this can lead to capture of credentials over SMB. On Linux and UNIX, it can lead to a denial of service by specifying the /dev/zero filename.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Electrum | Electrum | before 4.2.2 |