CVE-2012-2459 Denial of service in n/a
Remote attackers can cause a denial of service in Bitcoin clients by sending malicious network behavior, disrupting block processing.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2012-2459?
CVE-2012-2459 is a medium-severity denial of service vulnerability in Bitcoin Bitcoin Core, published on 6 Aug 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Unspecified vulnerability in bitcoind and Bitcoin-Qt before 0.4.6, 0.5.x before 0.5.5, 0.6.0.x before 0.6.0.7, and 0.6.x before 0.6.2 allows remote attackers to cause a denial of service (block-processing outage and incorrect block count) via unknown behavior on a Bitcoin network.
Which versions are affected by CVE-2012-2459?
It affects 1 product.
Products include Bitcoin Bitcoin Core.
How do I fix CVE-2012-2459?
No fix has been published for CVE-2012-2459 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2012-2459 being exploited?
There is no known exploitation of CVE-2012-2459 in the wild and no public exploit code.
Public exploit code: 3 proofs of concept on GitHub.
Other vulnerabilities in Bitcoin Bitcoin Core
Sources
Also known as GHSA-mq4w-g4j3-x676.