CVE-2012-4684
The alert functionality in bitcoind and Bitcoin-Qt before 0.7.0 supports different character representations of the same signature data, but relies on a hash of this signature, which allows remote attackers to cause a denial of service (resource…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The alert functionality in bitcoind and Bitcoin-Qt before 0.7.0 supports different character representations of the same signature data, but relies on a hash of this signature, which allows remote attackers to cause a denial of service (resource consumption) via a valid modified signature for a circulating alert.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 2.86% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- bitcoin/bitcoin-qt · bitcoin/bitcoin core · bitcoin/bitcoind · bitcoin/wxbitcoin
- Source
- cve@mitre.org
References
- https://bitcointalk.org/index.php?topic=148109.0
- https://bitcointalk.org/index.php?topic=8392.0
- https://en.bitcoin.it/wiki/CVE-2012-4684
- https://en.bitcoin.it/wiki/CVEs
- https://bitcointalk.org/index.php?topic=148109.0
- https://bitcointalk.org/index.php?topic=8392.0
- https://en.bitcoin.it/wiki/CVE-2012-4684
- https://en.bitcoin.it/wiki/CVEs
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.