VULNERABILITY INTELLIGENCE

CVE-2022-31394

CVSS score7.5 HIGH

EPSS probability1.08%

CISA KEVNot currently listed

Published2023-02-21

Last modified2026-06-17

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

Description

Hyperium Hyper before 0.14.19 does not allow for customization of the max_header_list_size method in the H2 third-party software, allowing attackers to perform HTTP2 attacks.

Weakness classification

CWE-770: Allocation of Resources Without Limits or Throttling

Primary references

cve@mitre.org — Patch
cve@mitre.org — Exploit, Issue Tracking, Patch, Vendor Advisory
cve@mitre.org — Issue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108 — Patch
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch