UBUNTU-CVE-2017-20230

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Source
https://ubuntu.com/security/CVE-2017-20230
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20230.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2017-20230
Upstream
Published
2026-04-21T16:16:00Z
Modified
2026-09-08T19:45:06Z
Severity
  • 10.0 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Storable versions before 3.05 for Perl has a stack overflow. The retrieve_hook function stored the length of the class name into a signed integer but in read operations treated the length as unsigned. This allowed an attacker to craft data that could trigger the overflow.

References

Affected packages

Ubuntu:Pro:14.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl?arch=source&distro=esm-infra-legacy%2Ftrusty

Affected ranges

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

Affected versions

5.*
5.14.2-21build1
5.18.1-4
5.18.1-4build1
5.18.1-5
5.18.2-2
5.18.2-2ubuntu1
5.18.2-2ubuntu1.1
5.18.2-2ubuntu1.3
5.18.2-2ubuntu1.4
5.18.2-2ubuntu1.6
5.18.2-2ubuntu1.7
5.18.2-2ubuntu1.7+esm3
5.18.2-2ubuntu1.7+esm4
5.18.2-2ubuntu1.7+esm5
5.18.2-2ubuntu1.7+esm7
5.18.2-2ubuntu1.7+esm8
5.18.2-2ubuntu1.7+esm9

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcgi-fast-perl",
            "binary_version": "5.18.2-2ubuntu1.7+esm9"
        },
        {
            "binary_name": "libperl5.18",
            "binary_version": "5.18.2-2ubuntu1.7+esm9"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.18.2-2ubuntu1.7+esm9"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.18.2-2ubuntu1.7+esm9"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.18.2-2ubuntu1.7+esm9"
        },
        {
            "binary_name": "perl-modules",
            "binary_version": "5.18.2-2ubuntu1.7+esm9"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20230.json"

Ubuntu:Pro:16.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl?arch=source&distro=esm-infra-legacy%2Fxenial

Affected ranges

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

Affected versions

5.*
5.20.2-6
5.22.1-3
5.22.1-4
5.22.1-5
5.22.1-7
5.22.1-8
5.22.1-9
5.22.1-9ubuntu0.2
5.22.1-9ubuntu0.3
5.22.1-9ubuntu0.5
5.22.1-9ubuntu0.6
5.22.1-9ubuntu0.9
5.22.1-9ubuntu0.9+esm1
5.22.1-9ubuntu0.9+esm2
5.22.1-9ubuntu0.9+esm3
5.22.1-9ubuntu0.9+esm4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libperl5.22",
            "binary_version": "5.22.1-9ubuntu0.9+esm4"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.22.1-9ubuntu0.9+esm4"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.22.1-9ubuntu0.9+esm4"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.22.1-9ubuntu0.9+esm4"
        },
        {
            "binary_name": "perl-modules-5.22",
            "binary_version": "5.22.1-9ubuntu0.9+esm4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20230.json"

Ubuntu:Pro:18.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl?arch=source&distro=esm-infra%2Fbionic

Affected ranges

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

Affected versions

5.*
5.26.0-8ubuntu1
5.26.1-2ubuntu1
5.26.1-3
5.26.1-4
5.26.1-4build1
5.26.1-5
5.26.1-6
5.26.1-6ubuntu0.1
5.26.1-6ubuntu0.2
5.26.1-6ubuntu0.3
5.26.1-6ubuntu0.5
5.26.1-6ubuntu0.6
5.26.1-6ubuntu0.7
5.26.1-6ubuntu0.7+esm2
5.26.1-6ubuntu0.7+esm3
5.26.1-6ubuntu0.7+esm4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libperl5.26",
            "binary_version": "5.26.1-6ubuntu0.7+esm4"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.26.1-6ubuntu0.7+esm4"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.26.1-6ubuntu0.7+esm4"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.26.1-6ubuntu0.7+esm4"
        },
        {
            "binary_name": "perl-modules-5.26",
            "binary_version": "5.26.1-6ubuntu0.7+esm4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20230.json"

Ubuntu:Pro:20.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl?arch=source&distro=esm-infra%2Ffocal

Affected ranges

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

Affected versions

5.*
5.28.1-6build1
5.30.0-7
5.30.0-9
5.30.0-9build1
5.30.0-9ubuntu0.2
5.30.0-9ubuntu0.3
5.30.0-9ubuntu0.4
5.30.0-9ubuntu0.5
5.30.0-9ubuntu0.5+esm2
5.30.0-9ubuntu0.5+esm3
5.30.0-9ubuntu0.5+esm4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libperl5.30",
            "binary_version": "5.30.0-9ubuntu0.5+esm4"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.30.0-9ubuntu0.5+esm4"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.30.0-9ubuntu0.5+esm4"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.30.0-9ubuntu0.5+esm4"
        },
        {
            "binary_name": "perl-modules-5.30",
            "binary_version": "5.30.0-9ubuntu0.5+esm4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-20230.json"