An issue discovered in com.samourai.wallet.PinEntryActivity.java in Streetside Samourai Wallet 0.99.96i allows attackers to view sensitive information and decrypt data via a brute force attack that uses a recovered samourai.dat file. The PIN is 5 to 8 digits, which may be insufficient in this situation.
The product does not require that users should have strong passwords, which makes it easier for attackers to compromise user accounts.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Samourai-wallet-android | Samourai-wallet-android_project | 0.99.96i (including) | 0.99.96i (including) |
A product’s design should require adherance to an appropriate password policy. Specific password requirements depend strongly on contextual factors, but it is recommended to contain the following attributes:
Depending on the threat model, the password policy may include several additional attributes.
See NIST 800-63B [REF-1053] for further information on password requirements.