title: Reactor Netty HTTP Server Metrics DoS Vulnerability
description:
In Reactor Netty HTTP Server, versions 1.1.x prior to 1.1.13 and versions 1.0.x prior to 1.0.39, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.
Specifically, an application is vulnerable if Reactor Netty HTTP Server built-in integration with Micrometer is enabled.
affected:
{
defaultStatus: unaffected
platforms: [Windows, MacOS, Linux, iOS, Android, x86, ARM, 64 bit, 32 bit]
product: Reactor Netty
vendor: Spring
versions:
lessThan: 1.1.13, status: affected, version: 1.1.0, versionType: 1.1.13
lessThan: 1.0.39, status: affected, version: 1.0.0, versionType: 1.0.39
status: affected, version: older unsupported versions
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: LOW
baseScore: 5.3
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
version: 3.1
]
format: CVSS
scenarios: GENERAL