How severe is CVE-2017-12114?

CVE-2017-12114 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2017-12114 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12114?

CVE-2017-12114 affects Ethereum Cpp-ethereum. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12114?

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

When was CVE-2017-12114 published?

CVE-2017-12114 was published on 2018-01-19 and last updated on 2026-06-17.

CVE-2017-12114

CVE-2017-12114 is a medium-severity vulnerability in Ethereum Cpp-ethereum with a CVSS 3.x base score of 6.8. 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: Medium (CVSS 3.x base score 6.8)
CVSS v2: 4.3
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Ethereum Cpp-ethereum
Published: 2018-01-19
Last modified: 2026-06-17

Description

An exploitable improper authorization vulnerability exists in admin_peers 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-2017-12114?: An exploitable improper authorization vulnerability exists in admin_peers 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-2017-12114?: CVE-2017-12114 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2017-12114 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12114?: CVE-2017-12114 affects Ethereum Cpp-ethereum. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12114?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-12114 published?: CVE-2017-12114 was published on 2018-01-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ethereum:cpp-ethereum:-:*:*:*:*:*:*:*

More vulnerabilities in Ethereum Cpp-ethereum

CVE-2017-12118 — High (CVSS 8.1): An exploitable improper authorization vulnerability exists in miner_stop API of cpp-ethereum's JSON-RPC (commit…
CVE-2017-12113 — High (CVSS 8.1): An exploitable improper authorization vulnerability exists in admin_nodeInfo API of cpp-ethereum's JSON-RPC (commit…
CVE-2017-12117 — High (CVSS 8.1): An exploitable improper authorization vulnerability exists in miner_start API of cpp-ethereum's JSON-RPC (commit…
CVE-2017-12115 — High (CVSS 8.1): An exploitable improper authorization vulnerability exists in miner_setEtherbase API of cpp-ethereum's JSON-RPC (commit…
CVE-2017-12112 — High (CVSS 8.1): An exploitable improper authorization vulnerability exists in admin_addPeer API of cpp-ethereum's JSON-RPC (commit…
CVE-2017-12119 — High (CVSS 7.5): An exploitable unhandled exception vulnerability exists in multiple APIs of CPP-Ethereum JSON-RPC. Specially crafted…

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Other CWE-863 (Incorrect Authorization) vulnerabilities

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CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
CVE-2026-44330 — Critical (CVSS 10.0): free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the…
CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-863 (Incorrect Authorization) vulnerabilities →