{"cve":"CVE-2011-4447","nvd":{"published":"2012-08-06T16:55:01.227","modified":"2026-06-16T23:34:54.053","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-310"],"references":["http://bitcoin.org/releases/2011/11/21/v0.5.0.html","https://bitcointalk.org/index.php?topic=51474.0","https://bitcointalk.org/index.php?topic=51604.0","https://en.bitcoin.it/wiki/CVEs","http://bitcoin.org/releases/2011/11/21/v0.5.0.html"],"products":["bitcoin:bitcoin_core","bitcoin:wxbitcoin"],"source":"nvd","synced_at":"2026-10-19T20:24:00.973572543+00:00"},"epss":{"cve":"CVE-2011-4447","score":0.01623,"percentile":0.7611,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}