UBUNTU-CVE-2018-12015

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Source
https://ubuntu.com/security/CVE-2018-12015
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-12015.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-12015
Upstream
Downstream
Related
Published
2018-06-07T00:00:00Z
Modified
2025-09-08T16:44:53Z
Severity
  • 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

In Perl through 5.26.2, the Archive::Tar module allows remote attackers to bypass a directory-traversal protection mechanism, and overwrite arbitrary files, via an archive file containing a symlink and a regular file with the same name.

References

Affected packages

Ubuntu:14.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.18.2-2ubuntu1.6?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.18.2-2ubuntu1.6

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.18.2-2ubuntu1.6",
            "binary_name": "libcgi-fast-perl"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.6",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.6",
            "binary_name": "libperl5.18"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.6",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.6",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.6",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.6",
            "binary_name": "perl-modules"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.22.1-9ubuntu0.5?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.22.1-9ubuntu0.5

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.22.1-9ubuntu0.5",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.5",
            "binary_name": "libperl5.22"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.5",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.5",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.5",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.5",
            "binary_name": "perl-modules-5.22"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.26.1-6ubuntu0.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.26.1-6ubuntu0.1

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.26.1-6ubuntu0.1",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.1",
            "binary_name": "libperl5.26"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.1",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.1",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.1",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.1",
            "binary_name": "perl-modules-5.26"
        }
    ],
    "availability": "No subscription required"
}