CVE-2013-3220

Description

bitcoind and Bitcoin-Qt before 0.4.9rc2, 0.5.x before 0.5.8rc2, 0.6.x before 0.6.5rc2, and 0.7.x before 0.7.3rc2, and wxBitcoin, do not properly consider whether a block's size could require an excessive number of database locks, which allows remote attackers to cause a denial of service (split) and enable certain double-spending capabilities via a large block that triggers incorrect Berkeley DB locking.

Category

6.4
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 5.12% Top 15%
Vendor Advisory bitcoin.it Vendor Advisory bitcoin.it
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures vendor advisory
https://en.bitcoin.it/wiki/BIP_0050 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-3220?
CVE-2013-3220 has been scored as a medium severity vulnerability.
How to fix CVE-2013-3220?
To fix CVE-2013-3220, 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-2013-3220 being actively exploited in the wild?
It is possible that CVE-2013-3220 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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