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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLWoycjYtMm01Yy12Z2g1

Counter overflow in chacha20

An issue was discovered in the chacha20 crate before 0.2.3 for Rust. A ChaCha20 counter overflow makes it easier for attackers to determine plaintext.

Permalink: https://github.com/advisories/GHSA-j2r6-2m5c-vgh5
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLWoycjYtMm01Yy12Z2g1
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 3 years ago
Updated: almost 2 years ago


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

Identifiers: GHSA-j2r6-2m5c-vgh5, CVE-2019-25005
References: Repository: https://github.com/RustCrypto/stream-ciphers
Blast Radius: 25.4

Affected Packages

cargo:chacha20
Dependent packages: 99
Dependent repositories: 2,455
Downloads: 22,484,700 total
Affected Version Ranges: < 0.2.3
Fixed in: 0.2.3
All affected versions: 0.0.0, 0.1.0, 0.2.0, 0.2.1, 0.2.2
All unaffected versions: 0.2.3, 0.3.0, 0.3.1, 0.3.2, 0.3.3, 0.3.4, 0.4.0, 0.4.1, 0.4.2, 0.4.3, 0.5.0, 0.6.0, 0.7.0, 0.7.1, 0.7.2, 0.7.3, 0.8.0, 0.8.1, 0.8.2, 0.9.0, 0.9.1