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7.5
HIGH CVSS 3.1
CVE-2019-15947
Bitcoin Core Core Dump Memory Exposure
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.

INFO

Published Date :

Sept. 5, 2019, 5:15 p.m.

Last Modified :

Nov. 21, 2024, 4:29 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2019-15947 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Bitcoincore bitcoin_core
1 Bitcoin bitcoin_core
: Total Affected Vendor : 2 | Products : 2
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 HIGH [email protected]
Solution
This information is provided by the 3rd party feeds.
  • All bitcoind users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose '>=net-p2p/bitcoind-0.20.1' All bitcoin-qt users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose '>=net-p2p/bitcoin-qt-0.20.1' All bitcoin-cli users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose '>=net-p2p/bitcoin-cli-0.20.1'
Public PoC/Exploit Available at Github

CVE-2019-15947 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-15947.

URL Resource
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947 Not Applicable
https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b Third Party Advisory
https://github.com/bitcoin/bitcoin/issues/16824 Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/202009-18 Third Party Advisory
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947 Not Applicable
https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b Third Party Advisory
https://github.com/bitcoin/bitcoin/issues/16824 Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/202009-18 Third Party Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-15947 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-15947 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
VPRLab/BlkVulnReport

A Summary of Vulnerabilities Found in the BlockScope NDSS'23 Paper

Updated: 9 months, 3 weeks ago
9 stars 0 fork 0 watcher
Born at : Jan. 9, 2023, 1:45 p.m. This repo has been linked 8 different CVEs too.
Profile Photo
thirdaei/oxasploits

A number of exploits and tools I've written for CVEs accredited to Marshall Whittaker/oxagast

Shell C Perl Ruby

Updated: 4 years, 7 months ago
0 stars 3 fork 3 watcher
Born at : Jan. 1, 2021, 4:01 a.m. This repo has been linked 6 different CVEs too.
Profile Photo
oxagast/oxasploits

A number of exploits and tools I've written for CVEs accredited to Marshall Whittaker/oxagast

exploits exploitation sploit cve-2006-3392 cve-2010-2626 cve-2016-10401 cve-2018-17336 cve-2019-12881 cve-2019-15947 cve-2017-5816 cve-2021-3560 cve-2023-38941 cve-2024-23828 cve-2023-48251

Shell C Perl Ruby Python HTML Roff Batchfile Lua JavaScript

Updated: 2 weeks ago
8 stars 1 fork 1 watcher
Born at : June 27, 2019, 4:04 p.m. This repo has been linked 11 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-15947 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2019-15947 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947
    Added Reference https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b
    Added Reference https://github.com/bitcoin/bitcoin/issues/16824
    Added Reference https://security.gentoo.org/glsa/202009-18
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    May. 03, 2022

    Action Type Old Value New Value
    Changed Reference Type https://github.com/bitcoin/bitcoin/issues/16824 No Types Assigned https://github.com/bitcoin/bitcoin/issues/16824 Issue Tracking, Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/202009-18 No Types Assigned https://security.gentoo.org/glsa/202009-18 Third Party Advisory
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-326 CWE-312
  • CVE Modified by [email protected]

    Sep. 30, 2020

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202009-18 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 19, 2019

    Action Type Old Value New Value
    Added Reference https://github.com/bitcoin/bitcoin/issues/16824 [No Types Assigned]
  • Reanalysis by [email protected]

    Sep. 09, 2019

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed CPE Configuration OR *cpe:2.3:a:bitcoin:bitcoin-qt:0.18.0:*:*:*:*:*:*:* OR *cpe:2.3:a:bitcoin:bitcoin_core:0.18.0:*:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    Sep. 06, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947 No Types Assigned https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures#CVE-2019-15947 Not Applicable
    Changed Reference Type https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b No Types Assigned https://gist.github.com/oxagast/50a121b2df32186e0c48411859d5861b Third Party Advisory
    Added CWE CWE-326
    Added CPE Configuration OR *cpe:2.3:a:bitcoin:bitcoin-qt:0.18.0:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 5
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.28 }} -0.00%

score

0.51147

percentile