Ecosyste.ms: Advisories

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: over 2 years ago
Updated: 11 months 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:

• https://nvd.nist.gov/vuln/detail/CVE-2021-45699
• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0108.md
• https://rustsec.org/advisories/RUSTSEC-2021-0108.html
• https://github.com/nervosnetwork/ckb/security/advisories/GHSA-48vq-8jqv-gm6f
• https://github.com/advisories/GHSA-2969-8hh9-57jc

Repository: https://github.com/nervosnetwork/ckb
Blast Radius: 1.0

Affected Packages