An exploitable improper authorization vulnerability exists in admin_nodeInfo API of cpp-ethereum's JSON-RPC (commit 4e1015743b95821849d0016…

published 2018-01-19 8y ago modified 2026-06-17 4mo ago also EUVD-2017-3697

cvss: 4.0; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits: 0; none known

An exploitable improper authorization vulnerability exists in admin_nodeInfo 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.

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Exploit prediction

1.49% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

talosintelligence.com https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0465 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.0	4.0	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N
NVD	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

Talos CPP-Ethereum

Classification

Weakness

CWE-863 Incorrect Authorization

References

talosintelligence.com /vulnerability_reports/TALOS-2017-0465
exploit, third-party-advisory
securityfocus.com /bid/102475
vdb-entry, broken-link, third-party-advisory

Sources

CVE List CVE-2017-12113
NVD CVE-2017-12113

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