Vulnerability Details : 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.
Products affected by CVE-2019-15947
- cpe:2.3:a:bitcoin:bitcoin_core:0.18.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-15947
0.41%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-15947
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-15947
-
The product stores sensitive information in cleartext within a resource that might be accessible to another control sphere.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-15947
-
https://security.gentoo.org/glsa/202009-18
Bitcoin: Multiple vulnerabilities (GLSA 202009-18) — Gentoo securityThird Party Advisory
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https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b
makeitrain.sh · GitHubThird Party Advisory
-
https://github.com/bitcoin/bitcoin/issues/16824
Crash dumps from bitcoin-qt contain wallets · Issue #16824 · bitcoin/bitcoin · GitHubIssue Tracking;Third Party Advisory
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https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947
Common Vulnerabilities and Exposures - Bitcoin WikiNot Applicable
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