CVE-2018-17968 Other in n/a
Predictable random number generation in a gambling smart contract allows attackers to manipulate game outcomes and win unfairly.
- 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-2018-17968?
CVE-2018-17968 is a high-severity vulnerability in n/a, published on 23 Oct 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A gambling smart contract implementation for RuletkaIo, an Ethereum gambling game, generates a random value that is predictable by an external contract call. The developer wrote a random() function that uses a block timestamp and block hash from the Ethereum blockchain. This can be predicted by writing the same random function code in an exploit contract to determine the deadSeat value.
Weakness: CWE-338
Which versions are affected by CVE-2018-17968?
It affects 1 product.
Products include Ruletkaio Ruletkaio.
How do I fix CVE-2018-17968?
No fix has been published for CVE-2018-17968 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-17968 being exploited?
There is no known exploitation of CVE-2018-17968 in the wild and no public exploit code.
Sources
Also known as GHSA-86g8-6g97-8fhv.