title: mod_proxy X-Forwarded-For dropped by hop-by-hop mechanism
description: Apache HTTP Server 2.4.53 and earlier may not send the X-Forwarded-* headers to the origin server based on client side Connection header hop-by-hop mechanism. This may be used to bypass IP based authentication on the origin server/application.
problem types: CWE-348 Use of Less Trusted Source
affected:
{
product: Apache HTTP Server
vendor: Apache Software Foundation
versions:
lessThanOrEqual: 2.4.53, status: affected, version: Apache HTTP Server 2.4, versionType: custom
}
metrics:
other: [
content: {'other': 'low'}
type: unknown
]