GitHub Advisoryadvisory · crates.io

GHSA-j2r6-2m5c-vgh5 Counter overflow in chacha20

HIGH Published 2021-08-25 Modified 2021-08-19 Official page ↗
Aliases
CVE-2019-25005
Ecosystem
crates.io
Packages
chacha20
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weaknesses
CWE-190
Reviewed
2021-08-19

Affected packages

• crates.io chacha20: < 0.2.3 → fixed in 0.2.3

Description

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.

Related

Alias · CVE (1)

  • CVE-2019-25005 An issue was discovered in the chacha20 crate before 0.2.3 for Rust. vulnerability

Weakness · CWE (1)

  • CWE-190 Integer Overflow or Wraparound weakness

References