CVE-2021-33621

The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant to applications that use untrusted user input either to generate an HTTP response or to create a CGI::Cookie object.
Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 80%
Affected Products (NVD)
VendorProductVersion
ruby-langcgi
𝑥
< 0.1.0.2
ruby-langcgi
0.2.0 ≤
𝑥
< 0.2.2
ruby-langcgi
0.3.0 ≤
𝑥
< 0.3.5
ruby-langruby
2.7.0 ≤
𝑥
< 2.7.7
ruby-langruby
3.0.0 ≤
𝑥
< 3.0.5
ruby-langruby
3.1.0 ≤
𝑥
< 3.1.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ruby2.7
bullseye
vulnerable
bullseye (security)
2.7.4-1+deb11u2
fixed
ruby3.1
bookworm
3.1.2-7+deb12u1
fixed
bookworm (security)
3.1.2-7+deb12u1
fixed
sid
3.1.2-8.4
fixed
trixie
3.1.2-8.4
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
jruby
bionic
needs-triage
focal
needs-triage
jammy
dne
kinetic
dne
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
needs-triage
xenial
needs-triage
ruby1.9.1
bionic
dne
focal
dne
jammy
dne
kinetic
dne
trusty
ignored
xenial
dne
ruby2.0
bionic
dne
focal
dne
jammy
dne
kinetic
dne
trusty
ignored
xenial
dne
ruby2.3
bionic
dne
focal
dne
jammy
dne
kinetic
dne
trusty
dne
xenial
Fixed 2.3.1-2~ubuntu16.04.16+esm4
released
ruby2.5
bionic
Fixed 2.5.1-1ubuntu1.13
released
focal
dne
jammy
dne
kinetic
dne
trusty
dne
xenial
dne
ruby2.7
bionic
dne
focal
Fixed 2.7.0-5ubuntu1.8
released
jammy
dne
kinetic
dne
trusty
dne
xenial
dne
ruby3.0
bionic
dne
focal
dne
jammy
Fixed 3.0.2-7ubuntu2.3
released
kinetic
Fixed 3.0.4-7ubuntu0.1
released
lunar
dne
mantic
dne
noble
dne
trusty
dne
xenial
dne
ruby3.1
bionic
dne
focal
dne
jammy
dne
kinetic
Fixed 3.1.2-2ubuntu0.22.10.1
released
lunar
not-affected
mantic
not-affected
noble
dne
trusty
dne
xenial
dne
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libruby2_5-2_5
suse enterprise desktop 15 SP4
2.5.9-150000.4.29.1
fixed
suse enterprise desktop 15 SP5
2.5.9-150000.4.29.1
fixed
suse enterprise desktop 15 SP6
2.5.9-150000.4.29.1
fixed
suse enterprise desktop 15 SP7
2.5.9-150700.22.16
fixed
suse enterprise sap 15 SP1
2.5.9-150000.4.29.1
fixed
suse enterprise sap 15 SP2
2.5.9-150000.4.29.1
fixed
suse enterprise sap 15 SP4
2.5.9-150000.4.29.1
fixed
suse enterprise sap 15 SP5
2.5.9-150000.4.29.1
fixed
suse enterprise sap 15 SP6
2.5.9-150000.4.29.1
fixed
suse enterprise sap 15 SP7
2.5.9-150700.22.16
fixed
suse enterprise server 15 SP1
2.5.9-150000.4.29.1
fixed
suse enterprise server 15 SP2
2.5.9-150000.4.29.1
fixed
suse enterprise server 15 SP3
2.5.9-150000.4.29.1
fixed
suse enterprise server 15 SP4
2.5.9-150000.4.29.1
fixed
suse enterprise server 15 SP5
2.5.9-150000.4.29.1
fixed
suse enterprise server 15 SP6
2.5.9-150000.4.29.1
fixed
suse enterprise server 15 SP7
2.5.9-150700.22.16
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
ruby
RHEL 9
0:3.0.7-162.el9_4
fixed
ruby-default-gems
RHEL 9
0:3.0.7-162.el9_4
fixed
ruby-devel
RHEL 9
0:3.0.7-162.el9_4
fixed
ruby-doc
RHEL 9
0:3.0.7-162.el9_4
fixed
ruby-libs
RHEL 9
0:3.0.7-162.el9_4
fixed
rubygem-bigdecimal
RHEL 9
0:3.0.0-162.el9_4
fixed
rubygem-bundler
RHEL 9
0:2.2.33-162.el9_4
fixed
rubygem-io-console
RHEL 9
0:0.5.7-162.el9_4
fixed
rubygem-irb
RHEL 9
0:1.3.5-162.el9_4
fixed
rubygem-json
RHEL 9
0:2.5.1-162.el9_4
fixed
rubygem-minitest
RHEL 9
0:5.14.2-162.el9_4
fixed
rubygem-power
RHEL 9
0:1.2.1-162.el9_4
fixed
rubygem-psych
RHEL 9
0:3.3.2-162.el9_4
fixed
rubygem-rake
RHEL 9
0:13.0.3-162.el9_4
fixed
rubygem-rbs
RHEL 9
0:1.4.0-162.el9_4
fixed
rubygem-rdoc
RHEL 9
0:6.3.4.1-162.el9_4
fixed
rubygem-rexml
RHEL 9
0:3.2.5-162.el9_4
fixed
rubygem-rss
RHEL 9
0:0.2.9-162.el9_4
fixed
rubygem-test-unit
RHEL 9
0:3.3.7-162.el9_4
fixed
rubygem-typeprof
RHEL 9
0:0.15.2-162.el9_4
fixed
rubygems
RHEL 9
0:3.2.33-162.el9_4
fixed
rubygems-devel
RHEL 9
0:3.2.33-162.el9_4
fixed