How severe is CVE-2019-6120?

CVE-2019-6120 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2019-6120 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-6120?

CVE-2019-6120 affects Nicehash Miner. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-6120?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-6120 published?

CVE-2019-6120 was published on 2019-11-06 and last updated on 2026-06-17.

CVE-2019-6120

CVE-2019-6120 is a high-severity vulnerability in Nicehash Miner with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-770.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Nicehash Miner
Published: 2019-11-06
Last modified: 2026-06-17

Description

An issue was discovered in NiceHash Miner before 2.0.3.0. A missing rate limit while adding a wallet via Email address allows remote attackers to submit a large number of email addresses to identify valid ones. By exploiting this vulnerability with CVE-2019-6122 (Username Enumeration) an adversary can enumerate a large number of valid users' Email addresses.

Frequently asked questions

What is CVE-2019-6120?: An issue was discovered in NiceHash Miner before 2.0.3.0. A missing rate limit while adding a wallet via Email address allows remote attackers to submit a large number of email addresses to identify valid ones. By exploiting this vulnerability with CVE-2019-6122 (Username Enumeration) an adversary can enumerate a large number of valid users' Email addresses.
How severe is CVE-2019-6120?: CVE-2019-6120 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2019-6120 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-6120?: CVE-2019-6120 affects Nicehash Miner. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-6120?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-6120 published?: CVE-2019-6120 was published on 2019-11-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:nicehash:miner:*:*:*:*:*:*:*:*

More vulnerabilities in Nicehash Miner

CVE-2019-6121 — Low (CVSS 3.7): An issue was discovered in NiceHash Miner before 2.0.3.0. Missing Authorization allows an adversary to can gain access…
CVE-2019-6122 — Low (CVSS 3.1): A Username Enumeration via Error Message issue was discovered in NiceHash Miner before 2.0.3.0 because an "EMAIL DOES…

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