CVE-2014-4503 Denial of service in n/a
Man-in-the-middle attackers can crash sgminer or cgminer by sending crafted stratum mining messages, causing a denial of service.
- 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-2014-4503?
CVE-2014-4503 is a medium-severity denial of service vulnerability in n/a, published on 23 Jul 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The parse_notify function in util.c in sgminer before 4.2.2 and cgminer 3.3.0 through 4.0.1 allows man-in-the-middle attackers to cause a denial of service (application exit) via a crafted (1) bbversion, (2) prev_hash, (3) nbit, or (4) ntime parameter in a mining.notify action stratum message.
Weakness: CWE-20
Which versions are affected by CVE-2014-4503?
It affects 2 products.
Products include Cgminer Project Cgminer, Sgminer Project Sgminer.
How do I fix CVE-2014-4503?
No fix has been published for CVE-2014-4503 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-2014-4503 being exploited?
There is no known exploitation of CVE-2014-4503 in the wild and no public exploit code.
Sources
Also known as GHSA-gmmc-5j4r-j729.