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 header to WEBrick server or a crafted body to WEBrick server/handler and cause a denial of service (memory consumption).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 78%
VendorProductVersion
ruby-langruby
2.2.0 ≤
𝑥
< 2.2.10
ruby-langruby
2.3.0 ≤
𝑥
< 2.3.7
ruby-langruby
2.4.0 ≤
𝑥
< 2.4.4
ruby-langruby
2.5.0 ≤
𝑥
< 2.5.1
ruby-langruby
2.6.0:preview1
debiandebian_linux
7.0
debiandebian_linux
8.0
debiandebian_linux
9.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
17.10
redhatenterprise_linux
6.0
redhatenterprise_linux
7.0
redhatenterprise_linux
7.4
redhatenterprise_linux
7.5
redhatenterprise_linux
7.6
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ruby1.9.1
bionic
dne
artful
dne
xenial
dne
trusty
Fixed 1.9.3.484-2ubuntu1.12
released
ruby2.0
bionic
dne
artful
dne
xenial
dne
trusty
Fixed 2.0.0.484-1ubuntu2.10
released
ruby2.3
bionic
dne
artful
Fixed 2.3.3-1ubuntu1.6
released
xenial
Fixed 2.3.1-2~16.04.10
released
trusty
dne
ruby2.5
bionic
Fixed 2.5.1-1
released
artful
dne
xenial
dne
trusty
dne
References