Vulnerability in Samourai-Wallet-Android Project
CVE-2021-36689
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (20.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Samourai-Wallet-Android Project — versions 0.99.96i
Weakness classification (CWE)
References
- code.samourai.io/wallet/samourai-wallet-android/-/blob/develop/app/src/main/jav… (Third Party Advisory)
- vrls.ws/posts/2021/08/samourai-wallet-bitcoin-pin-authentication-bypass-crypto/ (Technical Description, Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-36689?
- CVE-2021-36689 is a medium-severity vulnerability in Samourai-Wallet-Android Project, classified under Weak Password Requirements. CVSS score: 5.5/10. Published 2023-03-04.
- How severe is CVE-2021-36689?
- Medium severity. CVSS v3 base score is 5.5 out of 10.