CVE-2021-45698

Published: Dec 27, 2021Modified: Jun 17, 2026

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

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.

Affected (1)

Products: Nervos: Ckb

Nervos

1 product

Ckb

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Nervos Ckb	Before 0.40.0

References (4)

https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md

Source: cve@mitre.org

Third Party Advisory

https://rustsec.org/advisories/RUSTSEC-2021-0107.html

Source: cve@mitre.org

Third Party Advisory

https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://rustsec.org/advisories/RUSTSEC-2021-0107.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.