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VULNERABILITIES

CVE-2021-45698 Details

Description

An issue was discovered in the ckb crate before 0.40.0 for Rust. A get_block_template RPC call may fail in situations where it is supposed to select a Nervos CKB blockchain transaction with a higher fee rate than another transaction.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md CVEThird Party Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0107.html CVEThird Party Advisory
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md [email protected]Third Party Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0107.html [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]

Affected Products

ProductVersions
nervos ckb
< 0.40.0

CPE

  • cpe:2.3:a:nervos:ckb:*:*:*:*:*:rust:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-45698
NVD Published Date:
Dec 27, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-45698 Details - Not Deferred