CVE-2024-34161 NGINX HTTP/3 QUIC vulnerability

2024-05-2916:02:05

CWE-416

www.cve.org

nginx

http/3

quic

vulnerability

memory leak

mtu

fragmentation

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.5%

JSON

When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.

CNA Affected

[
  {
    "defaultStatus": "unknown",
    "modules": [
      "HTTP/3"
    ],
    "product": "NGINX Open Source",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "1.26.1",
        "status": "affected",
        "version": "1.25.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unknown",
    "modules": [
      "HTTP/3"
    ],
    "product": "NGINX Plus",
    "vendor": "F5",
    "versions": [
      {
        "lessThan": "R32",
        "status": "affected",
        "version": "R30",
        "versionType": "custom"
      }
    ]
  }
]