CVE-2019-6121

Severity: low (CVSS 3.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-11-06 · updated 2026-06-17
Weakness: CWE-862

Description

An issue was discovered in NiceHash Miner before 2.0.3.0. Missing Authorization allows an adversary to can gain access to a miner's information about such as his recent payments, unclaimed Balance, Old Balance (at the time of December 2017 breach) , Projected payout, Mining stats like profitability, Efficiency, Number of workers, etc.. A valid Email address is required in order to retrieve this Information.

Affected products

Nicehash Miner: before 2.0.3.0 — fixed in 2.0.3.0

How to fix

Upgrade to a fixed version: Nicehash Miner 2.0.3.0. Check the vendor advisory for mitigations.

References

https://cyberworldmirror.com/nicehash-vulnerability-leaked-miners-information/
https://docs.google.com/document/d/1OubhuTRzuTMnkZ9SCFb8BtJVbTu840wDxyWu3VWHwvs/edit
https://cyberworldmirror.com/nicehash-vulnerability-leaked-miners-information/
https://docs.google.com/document/d/1OubhuTRzuTMnkZ9SCFb8BtJVbTu840wDxyWu3VWHwvs/edit

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