How severe is CVE-2017-12116?

CVE-2017-12116 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-12116 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12116?

CVE-2017-12116 affects Ethereum Aleth. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12116?

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-2017-12116 published?

CVE-2017-12116 was published on 2018-01-19 and last updated on 2026-06-17.

CVE-2017-12116

CVE-2017-12116 is a high-severity vulnerability in Ethereum Aleth with a CVSS 3.x base score of 8.1. 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-863.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 6.8
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Ethereum Aleth
Published: 2018-01-19
Last modified: 2026-06-17

Description

An exploitable improper authorization vulnerability exists in miner_setGasPrice API of cpp-ethereum's JSON-RPC (commit 4e1015743b95821849d001618a7ce82c7c073768). A JSON request can cause an access to the restricted functionality resulting in authorization bypass. An attacker can send JSON to trigger this vulnerability.

Frequently asked questions

What is CVE-2017-12116?: An exploitable improper authorization vulnerability exists in miner_setGasPrice API of cpp-ethereum's JSON-RPC (commit 4e1015743b95821849d001618a7ce82c7c073768). A JSON request can cause an access to the restricted functionality resulting in authorization bypass. An attacker can send JSON to trigger this vulnerability.
How severe is CVE-2017-12116?: CVE-2017-12116 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-12116 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12116?: CVE-2017-12116 affects Ethereum Aleth. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12116?: 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-2017-12116 published?: CVE-2017-12116 was published on 2018-01-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ethereum:aleth:-:*:*:*:*:*:*:*

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