Vulnerability Details : CVE-2011-4447
The "encrypt wallet" feature in wxBitcoin and bitcoind 0.4.x before 0.4.1, and 0.5.0rc, does not properly interact with the deletion functionality of BSDDB, which allows context-dependent attackers to obtain unencrypted private keys from Bitcoin wallet files by bypassing the BSDDB interface and reading entries that are marked for deletion.
Products affected by CVE-2011-4447
- cpe:2.3:a:bitcoin:wxbitcoin:0.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:bitcoin:wxbitcoin:0.5.0:rc:*:*:*:*:*:*
- cpe:2.3:a:bitcoin:wxbitcoin:0.4.1:rc6:*:*:*:*:*:*
- cpe:2.3:a:bitcoin:bitcoin_core:0.4.1:rc6:*:*:*:*:*:*
- cpe:2.3:a:bitcoin:bitcoin_core:0.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:bitcoin:bitcoin_core:0.5.0:rc:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-4447
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-4447
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2011-4447
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-4447
-
http://bitcoin.org/releases/2011/11/21/v0.5.0.html
Bitcoin-Qt version 0.5.0 released
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https://en.bitcoin.it/wiki/CVEs
Common Vulnerabilities and Exposures - Bitcoin WikiVendor Advisory
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https://bitcointalk.org/index.php?topic=51474.0
Wallet encryption issue
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https://bitcointalk.org/index.php?topic=51604.0
Wallet encryption bug found (IMPORTANT!)
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