CVE-2021-4300

MEDIUM

Ghostlander Halcyon - Improper Access Controls

Title source: llm
STIX 2.1

Description

A vulnerability has been found in ghostlander Halcyon and classified as critical. Affected by this vulnerability is the function CBlock::AddToBlockIndex of the file src/main.cpp of the component Block Verification. The manipulation leads to improper access controls. The attack can be launched remotely. Upgrading to version 1.1.1.0-hal is able to address this issue. The identifier of the patch is 0675b25ae9cc10b5fdc8ea3a32c642979762d45e. It is recommended to upgrade the affected component. The identifier VDB-217417 was assigned to this vulnerability.

References (4)

Core 4
Core References
Permissions Required, Third Party Advisory vdb-entry technical-description
https://vuldb.com/?id.217417
Permissions Required, Third Party Advisory signature permissions-required
https://vuldb.com/?ctiid.217417

Scores

CVSS v3 6.3
EPSS 0.0066
EPSS Percentile 46.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Details

CWE
CWE-284
Status published
Products (1)
halcyon_project/halcyon < 1.1.1.0
Published Jan 04, 2023
Tracked Since Feb 18, 2026