UBUNTU-CVE-2017-12165

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Source
https://ubuntu.com/security/CVE-2017-12165
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-12165.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2017-12165
Upstream
Published
2018-07-27T15:29:00Z
Modified
2025-09-08T16:44:20Z
Severity
  • 2.6 (Low) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N CVSS Calculator
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

It was discovered that Undertow before 1.4.17, 1.3.31 and 2.0.0 processes http request headers with unusual whitespaces which can cause possible http request smuggling.

References

Affected packages

Ubuntu:Pro:16.04:LTS / undertow

Package

Name
undertow
Purl
pkg:deb/ubuntu/undertow@1.3.16-1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.3.4-1
1.3.5-1
1.3.7-1
1.3.11-1
1.3.16-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libundertow-java",
            "binary_version": "1.3.16-1"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / undertow

Package

Name
undertow
Purl
pkg:deb/ubuntu/undertow@1.4.23-3?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.4.20-1
1.4.21-1
1.4.22-1
1.4.23-1
1.4.23-2build1
1.4.23-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libundertow-java",
            "binary_version": "1.4.23-3"
        }
    ]
}

Ubuntu:20.04:LTS / undertow

Package

Name
undertow
Purl
pkg:deb/ubuntu/undertow@2.0.23-1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.23-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libundertow-java",
            "binary_version": "2.0.23-1"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:24.04:LTS / undertow

Package

Name
undertow
Purl
pkg:deb/ubuntu/undertow@2.3.8-2?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.3.8-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libundertow-java",
            "binary_version": "2.3.8-2"
        }
    ]
}

Ubuntu:25.04 / undertow

Package

Name
undertow
Purl
pkg:deb/ubuntu/undertow@2.3.18-1?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.3.8-2
2.3.18-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libundertow-java",
            "binary_version": "2.3.18-1"
        }
    ]
}