Vulnerability Monitor

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CVE-2019-15947

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.

Published

2019-09-05T17:15:12.187

Last Modified

2024-11-21T04:29:47.923

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-312

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	bitcoin	bitcoin_core	0.18.0	Yes

References

https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947 Not Applicable ([email protected])
https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b Third Party Advisory ([email protected])
https://github.com/bitcoin/bitcoin/issues/16824 Issue Tracking, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/202009-18 Third Party Advisory ([email protected])
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947 Not Applicable (af854a3a-2127-422b-91ae-364da2661108)
https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/bitcoin/bitcoin/issues/16824 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202009-18 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)