In Bitcoin Core 0.18.0, bitcoin-qt stores wallet.dat data unencrypted in memory. Upon a crash, it may dump a core file. If a user were to mishandle a core file, an attacker can reconstruct the user's wallet.dat file, including their private keys, via a grep "6231 0500" command.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:bitcoin:bitcoin_core:0.18.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0.18.0"
},
{
"last_affected": "0.18.0"
}
],
"source": "CPE_STRING"
}
]
}