UBUNTU-CVE-2020-16156

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Source
https://ubuntu.com/security/CVE-2020-16156
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-16156.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-16156
Upstream
Downstream
Related
Published
2021-12-13T18:15:00Z
Modified
2025-09-08T16:46:15Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

CPAN 2.28 allows Signature Verification Bypass.

References

Affected packages

Ubuntu:Pro:14.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.18.2-2ubuntu1.7+esm4?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.18.2-2ubuntu1.7+esm4

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcgi-fast-perl",
            "binary_version": "5.18.2-2ubuntu1.7+esm4"
        },
        {
            "binary_name": "libperl-dev",
            "binary_version": "5.18.2-2ubuntu1.7+esm4"
        },
        {
            "binary_name": "libperl5.18",
            "binary_version": "5.18.2-2ubuntu1.7+esm4"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.18.2-2ubuntu1.7+esm4"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.18.2-2ubuntu1.7+esm4"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.18.2-2ubuntu1.7+esm4"
        },
        {
            "binary_name": "perl-modules",
            "binary_version": "5.18.2-2ubuntu1.7+esm4"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:Pro:16.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.22.1-9ubuntu0.9+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.22.1-9ubuntu0.9+esm1

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libperl-dev",
            "binary_version": "5.22.1-9ubuntu0.9+esm1"
        },
        {
            "binary_name": "libperl5.22",
            "binary_version": "5.22.1-9ubuntu0.9+esm1"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.22.1-9ubuntu0.9+esm1"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.22.1-9ubuntu0.9+esm1"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.22.1-9ubuntu0.9+esm1"
        },
        {
            "binary_name": "perl-modules-5.22",
            "binary_version": "5.22.1-9ubuntu0.9+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:18.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.26.1-6ubuntu0.6?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.26.1-6ubuntu0.6

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libperl-dev",
            "binary_version": "5.26.1-6ubuntu0.6"
        },
        {
            "binary_name": "libperl5.26",
            "binary_version": "5.26.1-6ubuntu0.6"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.26.1-6ubuntu0.6"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.26.1-6ubuntu0.6"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.26.1-6ubuntu0.6"
        },
        {
            "binary_name": "perl-modules-5.26",
            "binary_version": "5.26.1-6ubuntu0.6"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:20.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.30.0-9ubuntu0.3?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.30.0-9ubuntu0.3

Affected versions

5.*

5.28.1-6build1
5.30.0-7
5.30.0-9
5.30.0-9build1
5.30.0-9ubuntu0.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libperl-dev",
            "binary_version": "5.30.0-9ubuntu0.3"
        },
        {
            "binary_name": "libperl5.30",
            "binary_version": "5.30.0-9ubuntu0.3"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.30.0-9ubuntu0.3"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.30.0-9ubuntu0.3"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.30.0-9ubuntu0.3"
        },
        {
            "binary_name": "perl-modules-5.30",
            "binary_version": "5.30.0-9ubuntu0.3"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:22.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.34.0-3ubuntu1.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.34.0-3ubuntu1.1

Affected versions

5.*

5.32.1-3ubuntu3
5.34.0-3ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libperl-dev",
            "binary_version": "5.34.0-3ubuntu1.1"
        },
        {
            "binary_name": "libperl5.34",
            "binary_version": "5.34.0-3ubuntu1.1"
        },
        {
            "binary_name": "perl",
            "binary_version": "5.34.0-3ubuntu1.1"
        },
        {
            "binary_name": "perl-base",
            "binary_version": "5.34.0-3ubuntu1.1"
        },
        {
            "binary_name": "perl-debug",
            "binary_version": "5.34.0-3ubuntu1.1"
        },
        {
            "binary_name": "perl-modules-5.34",
            "binary_version": "5.34.0-3ubuntu1.1"
        }
    ],
    "availability": "No subscription required"
}