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Security Advisories: GSA_kwCzR0hTQS0yOTY5LThoaDktNTdqY80fkA

Allocation of Resources Without Limits or Throttling in ckb

An issue was discovered in the ckb crate before 0.40.0 for Rust. Remote attackers may be able to conduct a 51% attack against the Nervos CKB blockchain by triggering an inability to allocate memory for the misbehavior HashMap.

Permalink: https://github.com/advisories/GHSA-2969-8hh9-57jc
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS0yOTY5LThoaDktNTdqY80fkA
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: almost 3 years ago
Updated: over 1 year ago


CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Identifiers: GHSA-2969-8hh9-57jc, CVE-2021-45699
References: Repository: https://github.com/nervosnetwork/ckb
Blast Radius: 1.0

Affected Packages

cargo:ckb
Dependent packages: 0
Dependent repositories: 0
Downloads: 64,425 total
Affected Version Ranges: < 0.40.0
Fixed in: 0.40.0
All affected versions: 0.1.0, 0.37.0, 0.38.0, 0.39.0, 0.39.1
All unaffected versions: 0.40.0, 0.42.0, 0.43.0, 0.43.2, 0.100.0, 0.101.0, 0.101.1, 0.101.2, 0.101.3, 0.101.4, 0.101.5, 0.101.6, 0.101.7, 0.101.8, 0.102.0, 0.103.0, 0.104.0, 0.104.1, 0.105.0, 0.105.1, 0.106.0, 0.107.0, 0.108.0, 0.108.1, 0.109.0, 0.110.0, 0.110.1, 0.110.2, 0.111.0, 0.112.0, 0.112.1, 0.113.0, 0.113.1, 0.114.0, 0.115.0, 0.116.0, 0.116.1, 0.117.0, 0.118.0, 0.119.0