CVE-2023-39322

Description

QUIC connections do not set an upper bound on the amount of data buffered when reading post-handshake messages, allowing a malicious QUIC connection to cause unbounded memory growth. With fix, connections now consistently reject messages larger than 65KiB in size.

CVSS Metrics

• v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 0.04%• Percentile: 13%

Techniques & Countermeasures

• CWE-770•Allocation of Resources Without Limits or Throttling

  The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

Affected Systems

• go standard library•crypto/tls

  ≥ 1.21.0-0, < 1.21.1

• golang•go

  ≥ 1.21.0, < 1.21.1

• Go•stdlib

  ≥ 1.21.0-0, < 1.21.1

References (6)

• https://go.dev/issue/62266
• https://go.dev/cl/523039
• https://groups.google.com/g/golang-dev/c/2C5vbR-UNkI/m/L1hdrPhfBAAJ
• https://pkg.go.dev/vuln/GO-2023-2045
• https://security.netapp.com/advisory/ntap-20231020-0004/
• https://security.gentoo.org/glsa/202311-09