How severe is CVE-2014-6251?

CVE-2014-6251 has a CVSS 2.0 base score of 6.0, rated medium severity.

Is CVE-2014-6251 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-6251?

CVE-2014-6251 affects Cpuminer Project Cpuminer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-6251?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-6251 published?

CVE-2014-6251 was published on 2014-10-25 and last updated on 2026-06-17.

CVE-2014-6251

CVE-2014-6251 is a medium-severity vulnerability in Cpuminer Project Cpuminer with a CVSS 2.0 base score of 6.0. 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-119.

Key facts

Severity: Medium (CVSS 2.0 base score 6.0)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Cpuminer Project Cpuminer
Published: 2014-10-25
Last modified: 2026-06-17

Description

Stack-based buffer overflow in CPUMiner before 2.4.1 allows remote attackers to have an unspecified impact by sending a mining.subscribe response with a large nonce2 length, then triggering the overflow with a mining.notify request.

Frequently asked questions

What is CVE-2014-6251?: Stack-based buffer overflow in CPUMiner before 2.4.1 allows remote attackers to have an unspecified impact by sending a mining.subscribe response with a large nonce2 length, then triggering the overflow with a mining.notify request.
How severe is CVE-2014-6251?: CVE-2014-6251 has a CVSS 2.0 base score of 6.0, rated medium severity.
Is CVE-2014-6251 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-6251?: CVE-2014-6251 affects Cpuminer Project Cpuminer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-6251?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-6251 published?: CVE-2014-6251 was published on 2014-10-25 and last updated on 2026-06-17.

References

http://seclists.org/fulldisclosure/2014/Oct/29

Affected products (1)

cpe:2.3:a:cpuminer_project:cpuminer:*:*:*:*:*:*:*:*

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