ghostlander Halcyon prior 1.1.1.0-hal Block Verification src/main.cpp CBlock::AddToBlockIndex access control

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 CWE definition for the vulnerability is CWE-284. The weakness was disclosed 01/04/2023 as 0675b25ae9cc10b5fdc8ea3a32c642979762d45e. The advisory is shared at github.com. This vulnerability is known as CVE-2021-4300. The attack can be launched remotely. Technical details are available. There is no exploit available. The price for an exploit might be around USD $0-$5k at the moment. MITRE ATT&CK project uses the attack technique T1068 for this issue. It is declared as not defined. We expect the 0-day to have been worth approximately $0-$5k. Upgrading to version 1.1.1.0-hal is able to address this issue. The updated version is ready for download at github.com. The identifier of the patch is 0675b25ae9cc10b5fdc8ea3a32c642979762d45e. The bugfix is ready for download at github.com. It is recommended to upgrade the affected component. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

Timeline

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User

151

Field

vulnerability_cvss3_meta_tempscore2
vulnerability_cvss3_meta_basescore2
vulnerability_cvss3_cna_basescore1
vulnerability_cvss3_nvd_basescore1
vulnerability_cvss2_nvd_basescore1

Commit Conf

90%39
70%25
50%11

Approve Conf

90%39
70%25
80%11
IDCommitedUserFieldChangeRemarksAcceptedStatusC
1360239401/28/2023VulD...cvss3_cna_basescore6.3see CVSS documentation01/28/2023accepted
90
1360239301/28/2023VulD...cvss3_nvd_basescore9.8nist.gov01/28/2023accepted
90
1360239201/28/2023VulD...cvss2_nvd_basescore6.5nist.gov01/28/2023accepted
90
1360239101/28/2023VulD...cvss3_meta_tempscore7.4see CVSS documentation01/28/2023accepted
90
1360239001/28/2023VulD...cvss3_meta_basescore7.5see CVSS documentation01/28/2023accepted
90
1360238901/28/2023VulD...cve_cnaVulDBnvd.nist.gov01/28/2023accepted
70
1360238801/28/2023VulD...cvss3_cna_aLnvd.nist.gov01/28/2023accepted
70
1360238701/28/2023VulD...cvss3_cna_iLnvd.nist.gov01/28/2023accepted
70
1360238601/28/2023VulD...cvss3_cna_cLnvd.nist.gov01/28/2023accepted
70
1360238501/28/2023VulD...cvss3_cna_sUnvd.nist.gov01/28/2023accepted
70
1360238401/28/2023VulD...cvss3_cna_uiNnvd.nist.gov01/28/2023accepted
70
1360238301/28/2023VulD...cvss3_cna_prLnvd.nist.gov01/28/2023accepted
70
1360238201/28/2023VulD...cvss3_cna_acLnvd.nist.gov01/28/2023accepted
70
1360238101/28/2023VulD...cvss3_cna_avNnvd.nist.gov01/28/2023accepted
70
1360238001/28/2023VulD...cvss2_nvd_aiPnvd.nist.gov01/28/2023accepted
70
1360237901/28/2023VulD...cvss2_nvd_iiPnvd.nist.gov01/28/2023accepted
70
1360237801/28/2023VulD...cvss2_nvd_ciPnvd.nist.gov01/28/2023accepted
70
1360237701/28/2023VulD...cvss2_nvd_auSnvd.nist.gov01/28/2023accepted
70
1360237601/28/2023VulD...cvss2_nvd_acLnvd.nist.gov01/28/2023accepted
70
1360237501/28/2023VulD...cvss2_nvd_avNnvd.nist.gov01/28/2023accepted
70

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