CVE-2019-15947

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.41%
Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b third party advisory
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947 not applicable
https://github.com/bitcoin/bitcoin/issues/16824 third party advisory issue tracking
https://security.gentoo.org/glsa/202009-18 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-15947?
CVE-2019-15947 has been scored as a high severity vulnerability.
How to fix CVE-2019-15947?
To fix CVE-2019-15947, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-15947 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-15947 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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