Vulnerability in Ghostlander Halcyon
CVE-2021-4300
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.
EPSS: 0.007 (47.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Ghostlander Halcyon — versions n/a
- Halcyon_project Halcyon
Weakness classification (CWE)
References
- cna@vuldb.com (Permissions Required, technical-description, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, Third Party Advisory)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Release Notes, patch)
Frequently asked questions
- What is CVE-2021-4300?
- CVE-2021-4300 is a medium-severity vulnerability in Ghostlander Halcyon, classified under Improper Access Control. CVSS score: 6.3/10. Published 2023-01-04.
- How severe is CVE-2021-4300?
- Medium severity. CVSS v3 base score is 6.3 out of 10.