CVE-2018-20586: Medium severity bitcoin vulnerability

Published Mar 12, 2020
·
Updated

bitcoind and Bitcoin-Qt prior to 0.17.1 allow injection of arbitrary data into the debug log via an RPC call.

Affected Software

51 affected components
Bitcoin Bitcoin Core=0.12.0-rc1
Bitcoin Bitcoin Core=0.12.0-rc2
Bitcoin Bitcoin Core=0.12.0-rc3
Bitcoin Bitcoin Core=0.12.0-rc4
Bitcoin Bitcoin Core=0.12.0-rc5
Bitcoin Bitcoin Core=0.12.1
Bitcoin Bitcoin Core=0.12.1-rc1
Bitcoin Bitcoin Core=0.12.1-rc2
Bitcoin Bitcoin Core=0.13
Bitcoin Bitcoin Core=0.13.0
Bitcoin Bitcoin Core=0.13.0-rc1
Bitcoin Bitcoin Core=0.13.0-rc2
Bitcoin Bitcoin Core=0.13.0-rc3
Bitcoin Bitcoin Core=0.13.1
Bitcoin Bitcoin Core=0.13.1-rc1
Bitcoin Bitcoin Core=0.13.1-rc2
Bitcoin Bitcoin Core=0.13.1-rc3
Bitcoin Bitcoin Core=0.13.2
Bitcoin Bitcoin Core=0.13.2-rc1
Bitcoin Bitcoin Core=0.14.0
Bitcoin Bitcoin Core=0.14.0-rc1
Bitcoin Bitcoin Core=0.14.0-rc2
Bitcoin Bitcoin Core=0.14.0-rc3
Bitcoin Bitcoin Core=0.14.1
Bitcoin Bitcoin Core=0.14.1-rc1
Bitcoin Bitcoin Core=0.14.1-rc2
Bitcoin Bitcoin Core=0.14.2
Bitcoin Bitcoin Core=0.14.2-rc1
Bitcoin Bitcoin Core=0.14.2-rc2
Bitcoin Bitcoin Core=0.14.3
Bitcoin Bitcoin Core=0.15.0
Bitcoin Bitcoin Core=0.15.0-rc1
Bitcoin Bitcoin Core=0.15.0-rc2
Bitcoin Bitcoin Core=0.15.0-rc3
Bitcoin Bitcoin Core=0.15.0.1
Bitcoin Bitcoin Core=0.15.1
Bitcoin Bitcoin Core=0.15.1-rc1
Bitcoin Bitcoin Core=0.15.2
Bitcoin Bitcoin Core=0.16.0
Bitcoin Bitcoin Core=0.16.0-rc1
Bitcoin Bitcoin Core=0.16.0-rc2
Bitcoin Bitcoin Core=0.16.0-rc3
Bitcoin Bitcoin Core=0.16.0-rc4
Bitcoin Bitcoin Core=0.16.1
Bitcoin Bitcoin Core=0.16.1-rc1
Bitcoin Bitcoin Core=0.16.1-rc2
Bitcoin Bitcoin Core=0.16.2
Bitcoin Bitcoin Core=0.16.2-rc1
Bitcoin Bitcoin Core=0.16.2-rc2
Bitcoin Bitcoin Core=0.16.3
Bitcoin Bitcoin Core=0.17.0

Event History

Mar 12, 2020
CVE Published
via MITRE·08:34 PM
Data Sourced
via MITRE·08:34 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2018-20586?

CVE-2018-20586 is classified as a medium severity vulnerability due to its potential for data injection.

2

How do I fix CVE-2018-20586?

To fix CVE-2018-20586, upgrade your Bitcoin Core software to version 0.17.1 or later.

3

What types of systems are affected by CVE-2018-20586?

CVE-2018-20586 affects various versions of Bitcoin Core, specifically versions prior to 0.17.1.

4

What impact does CVE-2018-20586 have on the system?

CVE-2018-20586 allows an attacker to inject arbitrary data into the debug log via an RPC call.

5

Is there a workaround for CVE-2018-20586?

Currently, the only effective workaround for CVE-2018-20586 is to update to a patched version of the Bitcoin software.

Contact

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