CVE-2018-17987
Last modified
CVE-2018-17987 is a vulnerability of currently unknown severity. The determineWinner function of a smart contract implementation for HashHeroes Tiles, an Ethereum game, uses a certain blockhash value in an attempt to generate a random number for the case where NUM_TILES equals the number of people who purchased a tile, which allows an attacker to control the awarding of the prize by being the last person to purchase a tile.. EPSS estimates a 0.93% chance of exploitation in the next 30 days.
Description
The determineWinner function of a smart contract implementation for HashHeroes Tiles, an Ethereum game, uses a certain blockhash value in an attempt to generate a random number for the case where NUM_TILES equals the number of people who purchased a tile, which allows an attacker to control the awarding of the prize by being the last person to purchase a tile.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Hashheroes | Hashheroes | All versions |
References
- https://github.com/TEAM-C4B/CVE-LIST/tree/master/CVE-2018-17987Exploit, Third Party Advisory
- https://github.com/TEAM-C4B/CVE-LIST/tree/master/CVE-2018-17987Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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