CVE-2021-33621

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Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2021-33621
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33621.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-33621
Aliases
Related
Published
2022-11-18T23:15:18Z
Modified
2024-12-05T15:31:23.607809Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Alpine:v3.14 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.7-r0

Affected versions

1.*

1.8.7_p72-r1
1.8.7_p72-r2
1.8.7_p160-r2
1.8.7_p160-r3
1.8.7_p174-r0
1.8.7_p174-r1
1.8.7_p174-r2
1.8.7_p174-r3
1.8.7_p174-r4
1.8.7_p174-r6
1.8.7_p174-r7
1.8.7_p299-r0
1.8.7_p299-r1
1.8.7_p299-r2
1.8.7_p352-r0
1.8.7_p352-r1
1.8.7_p358-r1
1.9.3_p194-r0
1.9.3_p286-r0
1.9.3_p286-r1
1.9.3_p286-r2
1.9.3_p327-r0
1.9.3_p362-r0
1.9.3_p374-r0
1.9.3_p385-r0
1.9.3_p392-r0

2.*

2.0.0_p0-r0
2.0.0_p0-r1
2.0.0_p195-r0
2.0.0_p247-r0
2.0.0_p247-r1
2.0.0_p247-r2
2.0.0_p247-r3
2.0.0_p353-r0
2.0.0_p353-r1
2.0.0_p353-r2
2.0.0_p481-r0
2.1.5-r0
2.1.5-r1
2.2.1-r0
2.2.2-r0
2.2.2-r1
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.3.1-r0
2.3.1-r1
2.3.1-r2
2.3.2-r0
2.3.3-r0
2.3.3-r1
2.3.3-r2
2.3.3-r3
2.4.0-r3
2.4.1-r1
2.4.1-r2
2.4.1-r3
2.4.1-r4
2.4.1-r5
2.4.2-r0
2.4.2-r1
2.4.3-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.1-r1
2.5.1-r2
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.3-r2
2.5.5-r0
2.6.3-r0
2.6.3-r1
2.6.3-r2
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.6-r2
2.6.6-r3
2.6.6-r4
2.7.1-r0
2.7.1-r1
2.7.1-r2
2.7.1-r3
2.7.1-r4
2.7.1-r5
2.7.2-r0
2.7.2-r1
2.7.2-r2
2.7.2-r3
2.7.2-r4
2.7.3-r0
2.7.3-r1
2.7.4-r0
2.7.5-r0
2.7.6-r0

Alpine:v3.15 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.0.5-r0

Affected versions

1.*

1.8.7_p72-r1
1.8.7_p72-r2
1.8.7_p160-r2
1.8.7_p160-r3
1.8.7_p174-r0
1.8.7_p174-r1
1.8.7_p174-r2
1.8.7_p174-r3
1.8.7_p174-r4
1.8.7_p174-r6
1.8.7_p174-r7
1.8.7_p299-r0
1.8.7_p299-r1
1.8.7_p299-r2
1.8.7_p352-r0
1.8.7_p352-r1
1.8.7_p358-r1
1.9.3_p194-r0
1.9.3_p286-r0
1.9.3_p286-r1
1.9.3_p286-r2
1.9.3_p327-r0
1.9.3_p362-r0
1.9.3_p374-r0
1.9.3_p385-r0
1.9.3_p392-r0

2.*

2.0.0_p0-r0
2.0.0_p0-r1
2.0.0_p195-r0
2.0.0_p247-r0
2.0.0_p247-r1
2.0.0_p247-r2
2.0.0_p247-r3
2.0.0_p353-r0
2.0.0_p353-r1
2.0.0_p353-r2
2.0.0_p481-r0
2.1.5-r0
2.1.5-r1
2.2.1-r0
2.2.2-r0
2.2.2-r1
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.3.1-r0
2.3.1-r1
2.3.1-r2
2.3.2-r0
2.3.3-r0
2.3.3-r1
2.3.3-r2
2.3.3-r3
2.4.0-r3
2.4.1-r1
2.4.1-r2
2.4.1-r3
2.4.1-r4
2.4.1-r5
2.4.2-r0
2.4.2-r1
2.4.3-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.1-r1
2.5.1-r2
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.3-r2
2.5.5-r0
2.6.3-r0
2.6.3-r1
2.6.3-r2
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.6-r2
2.6.6-r3
2.6.6-r4
2.7.1-r0
2.7.1-r1
2.7.1-r2
2.7.1-r3
2.7.1-r4
2.7.1-r5
2.7.2-r0
2.7.2-r1
2.7.2-r2
2.7.2-r3
2.7.2-r4
2.7.3-r0
2.7.3-r1
2.7.4-r0
2.7.4-r1
2.7.4-r2

3.*

3.0.2-r0
3.0.3-r0
3.0.4-r0

Alpine:v3.16 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.3-r0

Affected versions

1.*

1.8.7_p72-r1
1.8.7_p72-r2
1.8.7_p160-r2
1.8.7_p160-r3
1.8.7_p174-r0
1.8.7_p174-r1
1.8.7_p174-r2
1.8.7_p174-r3
1.8.7_p174-r4
1.8.7_p174-r6
1.8.7_p174-r7
1.8.7_p299-r0
1.8.7_p299-r1
1.8.7_p299-r2
1.8.7_p352-r0
1.8.7_p352-r1
1.8.7_p358-r1
1.9.3_p194-r0
1.9.3_p286-r0
1.9.3_p286-r1
1.9.3_p286-r2
1.9.3_p327-r0
1.9.3_p362-r0
1.9.3_p374-r0
1.9.3_p385-r0
1.9.3_p392-r0

2.*

2.0.0_p0-r0
2.0.0_p0-r1
2.0.0_p195-r0
2.0.0_p247-r0
2.0.0_p247-r1
2.0.0_p247-r2
2.0.0_p247-r3
2.0.0_p353-r0
2.0.0_p353-r1
2.0.0_p353-r2
2.0.0_p481-r0
2.1.5-r0
2.1.5-r1
2.2.1-r0
2.2.2-r0
2.2.2-r1
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.3.1-r0
2.3.1-r1
2.3.1-r2
2.3.2-r0
2.3.3-r0
2.3.3-r1
2.3.3-r2
2.3.3-r3
2.4.0-r3
2.4.1-r1
2.4.1-r2
2.4.1-r3
2.4.1-r4
2.4.1-r5
2.4.2-r0
2.4.2-r1
2.4.3-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.1-r1
2.5.1-r2
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.3-r2
2.5.5-r0
2.6.3-r0
2.6.3-r1
2.6.3-r2
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.6-r2
2.6.6-r3
2.6.6-r4
2.7.1-r0
2.7.1-r1
2.7.1-r2
2.7.1-r3
2.7.1-r4
2.7.1-r5
2.7.2-r0
2.7.2-r1
2.7.2-r2
2.7.2-r3
2.7.2-r4
2.7.3-r0
2.7.3-r1
2.7.4-r0
2.7.4-r1
2.7.4-r2

3.*

3.0.2-r0
3.0.3-r0
3.1.1-r0
3.1.2-r0

Alpine:v3.17 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.3-r0

Affected versions

1.*

1.8.7_p72-r1
1.8.7_p72-r2
1.8.7_p160-r2
1.8.7_p160-r3
1.8.7_p174-r0
1.8.7_p174-r1
1.8.7_p174-r2
1.8.7_p174-r3
1.8.7_p174-r4
1.8.7_p174-r6
1.8.7_p174-r7
1.8.7_p299-r0
1.8.7_p299-r1
1.8.7_p299-r2
1.8.7_p352-r0
1.8.7_p352-r1
1.8.7_p358-r1
1.9.3_p194-r0
1.9.3_p286-r0
1.9.3_p286-r1
1.9.3_p286-r2
1.9.3_p327-r0
1.9.3_p362-r0
1.9.3_p374-r0
1.9.3_p385-r0
1.9.3_p392-r0

2.*

2.0.0_p0-r0
2.0.0_p0-r1
2.0.0_p195-r0
2.0.0_p247-r0
2.0.0_p247-r1
2.0.0_p247-r2
2.0.0_p247-r3
2.0.0_p353-r0
2.0.0_p353-r1
2.0.0_p353-r2
2.0.0_p481-r0
2.1.5-r0
2.1.5-r1
2.2.1-r0
2.2.2-r0
2.2.2-r1
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.3.1-r0
2.3.1-r1
2.3.1-r2
2.3.2-r0
2.3.3-r0
2.3.3-r1
2.3.3-r2
2.3.3-r3
2.4.0-r3
2.4.1-r1
2.4.1-r2
2.4.1-r3
2.4.1-r4
2.4.1-r5
2.4.2-r0
2.4.2-r1
2.4.3-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.1-r1
2.5.1-r2
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.3-r2
2.5.5-r0
2.6.3-r0
2.6.3-r1
2.6.3-r2
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.6-r2
2.6.6-r3
2.6.6-r4
2.7.1-r0
2.7.1-r1
2.7.1-r2
2.7.1-r3
2.7.1-r4
2.7.1-r5
2.7.2-r0
2.7.2-r1
2.7.2-r2
2.7.2-r3
2.7.2-r4
2.7.3-r0
2.7.3-r1
2.7.4-r0
2.7.4-r1
2.7.4-r2

3.*

3.0.2-r0
3.0.3-r0
3.1.1-r0
3.1.2-r0
3.1.2-r1

Alpine:v3.18 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.3-r0

Affected versions

1.*

1.8.7_p72-r1
1.8.7_p72-r2
1.8.7_p160-r2
1.8.7_p160-r3
1.8.7_p174-r0
1.8.7_p174-r1
1.8.7_p174-r2
1.8.7_p174-r3
1.8.7_p174-r4
1.8.7_p174-r6
1.8.7_p174-r7
1.8.7_p299-r0
1.8.7_p299-r1
1.8.7_p299-r2
1.8.7_p352-r0
1.8.7_p352-r1
1.8.7_p358-r1
1.9.3_p194-r0
1.9.3_p286-r0
1.9.3_p286-r1
1.9.3_p286-r2
1.9.3_p327-r0
1.9.3_p362-r0
1.9.3_p374-r0
1.9.3_p385-r0
1.9.3_p392-r0

2.*

2.0.0_p0-r0
2.0.0_p0-r1
2.0.0_p195-r0
2.0.0_p247-r0
2.0.0_p247-r1
2.0.0_p247-r2
2.0.0_p247-r3
2.0.0_p353-r0
2.0.0_p353-r1
2.0.0_p353-r2
2.0.0_p481-r0
2.1.5-r0
2.1.5-r1
2.2.1-r0
2.2.2-r0
2.2.2-r1
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.3.1-r0
2.3.1-r1
2.3.1-r2
2.3.2-r0
2.3.3-r0
2.3.3-r1
2.3.3-r2
2.3.3-r3
2.4.0-r3
2.4.1-r1
2.4.1-r2
2.4.1-r3
2.4.1-r4
2.4.1-r5
2.4.2-r0
2.4.2-r1
2.4.3-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.1-r1
2.5.1-r2
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.3-r2
2.5.5-r0
2.6.3-r0
2.6.3-r1
2.6.3-r2
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.6-r2
2.6.6-r3
2.6.6-r4
2.7.1-r0
2.7.1-r1
2.7.1-r2
2.7.1-r3
2.7.1-r4
2.7.1-r5
2.7.2-r0
2.7.2-r1
2.7.2-r2
2.7.2-r3
2.7.2-r4
2.7.3-r0
2.7.3-r1
2.7.4-r0
2.7.4-r1
2.7.4-r2

3.*

3.0.2-r0
3.0.3-r0
3.1.1-r0
3.1.2-r0
3.1.2-r1

Alpine:v3.19 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.3-r0

Affected versions

1.*

1.8.7_p72-r1
1.8.7_p72-r2
1.8.7_p160-r2
1.8.7_p160-r3
1.8.7_p174-r0
1.8.7_p174-r1
1.8.7_p174-r2
1.8.7_p174-r3
1.8.7_p174-r4
1.8.7_p174-r6
1.8.7_p174-r7
1.8.7_p299-r0
1.8.7_p299-r1
1.8.7_p299-r2
1.8.7_p352-r0
1.8.7_p352-r1
1.8.7_p358-r1
1.9.3_p194-r0
1.9.3_p286-r0
1.9.3_p286-r1
1.9.3_p286-r2
1.9.3_p327-r0
1.9.3_p362-r0
1.9.3_p374-r0
1.9.3_p385-r0
1.9.3_p392-r0

2.*

2.0.0_p0-r0
2.0.0_p0-r1
2.0.0_p195-r0
2.0.0_p247-r0
2.0.0_p247-r1
2.0.0_p247-r2
2.0.0_p247-r3
2.0.0_p353-r0
2.0.0_p353-r1
2.0.0_p353-r2
2.0.0_p481-r0
2.1.5-r0
2.1.5-r1
2.2.1-r0
2.2.2-r0
2.2.2-r1
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.3.1-r0
2.3.1-r1
2.3.1-r2
2.3.2-r0
2.3.3-r0
2.3.3-r1
2.3.3-r2
2.3.3-r3
2.4.0-r3
2.4.1-r1
2.4.1-r2
2.4.1-r3
2.4.1-r4
2.4.1-r5
2.4.2-r0
2.4.2-r1
2.4.3-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.1-r1
2.5.1-r2
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.3-r2
2.5.5-r0
2.6.3-r0
2.6.3-r1
2.6.3-r2
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.6-r2
2.6.6-r3
2.6.6-r4
2.7.1-r0
2.7.1-r1
2.7.1-r2
2.7.1-r3
2.7.1-r4
2.7.1-r5
2.7.2-r0
2.7.2-r1
2.7.2-r2
2.7.2-r3
2.7.2-r4
2.7.3-r0
2.7.3-r1
2.7.4-r0
2.7.4-r1
2.7.4-r2

3.*

3.0.2-r0
3.0.3-r0
3.1.1-r0
3.1.2-r0
3.1.2-r1

Alpine:v3.20 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.3-r0

Alpine:v3.21 / ruby

Package

Name
ruby
Purl
pkg:apk/alpine/ruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.3-r0

Debian:11 / ruby2.7

Package

Name
ruby2.7
Purl
pkg:deb/debian/ruby2.7?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.4-1+deb11u2

Affected versions

2.*

2.7.4-1
2.7.4-1+deb11u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / ruby3.1

Package

Name
ruby3.1
Purl
pkg:deb/debian/ruby3.1?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.2-4

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / ruby3.1

Package

Name
ruby3.1
Purl
pkg:deb/debian/ruby3.1?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.2-4

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/ruby/cgi

Affected ranges

Type
GIT
Repo
https://github.com/ruby/cgi
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
a390f83a8898c6260ddd24733991f4188db3878d
Type
GIT
Repo
https://github.com/ruby/ruby
Events
Introduced
647ee6f091eafcce70ffb75ddf7e121e192ab217
Fixed
168ec2b1e5ad0e4688e963d9de019557c78feed9

Affected versions

Other

v2_7_0
v2_7_1
v2_7_2
v2_7_3
v2_7_4
v2_7_5
v2_7_6