VulnerabilityModified
CVE-2023-33297
Bitcoin Core before 24.1, when debug mode is not used, allows attackers to cause a denial of service (e.g., CPU consumption) because draining the inventory-to-send queue is inefficient, as exploited in the wild in May 2023.
HIGH 7.5EPSS 1.40%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Bitcoin Core before 24.1, when debug mode is not used, allows attackers to cause a denial of service (e.g., CPU consumption) because draining the inventory-to-send queue is inefficient, as exploited in the wild in May 2023.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.40% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- bitcoin/bitcoin core
- Source
- cve@mitre.org
References
- https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_ExposuresNot Applicable
- https://github.com/bitcoin/bitcoin/blob/master/doc/release-notes/release-notes-24.1.mdRelease Notes
- https://github.com/bitcoin/bitcoin/issues/27586Issue Tracking
- https://github.com/bitcoin/bitcoin/issues/27623Issue Tracking
- https://github.com/bitcoin/bitcoin/pull/27610Issue Tracking, Patch
- https://github.com/dogecoin/dogecoin/issues/3243#issuecomment-1712575544
- https://github.com/visualbasic6/drain
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2EI7SAP4QP2AJYK2JVEOO4GJ6DOBSM5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H3CQY277NWXY3RFCZCJ4VKT2P3ROACEJ/
- https://x.com/123456/status/1711601593399828530
- https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_ExposuresNot Applicable
- https://github.com/bitcoin/bitcoin/blob/master/doc/release-notes/release-notes-24.1.mdRelease Notes
- https://github.com/bitcoin/bitcoin/issues/27586Issue Tracking
- https://github.com/bitcoin/bitcoin/issues/27623Issue Tracking
- https://github.com/bitcoin/bitcoin/pull/27610Issue Tracking, Patch
- https://github.com/dogecoin/dogecoin/issues/3243#issuecomment-1712575544
- https://github.com/visualbasic6/drain
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2EI7SAP4QP2AJYK2JVEOO4GJ6DOBSM5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H3CQY277NWXY3RFCZCJ4VKT2P3ROACEJ/
- https://x.com/123456/status/1711601593399828530
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.