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CVE-2018-8777

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker can pass a large HTTP request with a crafted…

Impact

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker can pass a large HTTP request with a crafted header to WEBrick server or a crafted body to WEBrick server/handler and cause a denial of service (memory consumption).

Affected products

VendorProductAffected versions
Ruby-LangRuby
from 2.2.0 before 2.2.10
from 2.3.0 before 2.3.7
from 2.4.0 before 2.4.4
from 2.5.0 before 2.5.1
Version 2.6.0
DebianDebian Linux
Versions 7.0, 8.0, 9.0
CanonicalUbuntu Linux
Versions 14.04, 16.04, 17.10
RedhatEnterprise Linux
Versions 6.0, 7.0, 7.4, 7.5, 7.6

Weakness classification

CWE-400

References