PT-2023-12297 · Unknown · Streetside Samourai Wallet

Published 2023-03-03 · Updated 2023-03-10 · CVE-2021-36689

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Streetside Samourai Wallet version 0.99.96i

Description An issue in the PinEntryActivity.java file allows attackers to view sensitive information and decrypt data via a brute force attack using a recovered samourai.dat file. The PIN, which is 5 to 8 digits, may be insufficient to prevent such attacks.

Recommendations For version 0.99.96i, consider increasing the PIN length or implementing additional security measures to prevent brute force attacks. As a temporary workaround, restrict access to the samourai.dat file to minimize the risk of exploitation.

Exploit

Fix

Weakness Enumeration

CWE-521

Related Identifiers

CVE-2021-36689

Affected Products

Streetside Samourai Wallet

References · 5

• 🔥 https://vrls.ws/posts/2021/08/samourai-wallet-bitcoin-pin-authentication-bypass-crypto · Exploit
• https://osv.dev/vulnerability/CVE-2021-36689 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36689 · Security Note
• https://t.me/cibsecurity/59414 · Telegram Post
• https://code.samourai.io/wallet/samourai-wallet-android/-/blob/develop/app/src/main/java/com/samourai/wallet/PinEntryActivity.java#L302 · Note