UBUNTU-CVE-2019-3902

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Source
https://ubuntu.com/security/CVE-2019-3902
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-3902.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2019-3902
Upstream
Downstream
Related
Published
2019-04-22T00:00:00Z
Modified
2025-07-18T16:44:58Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
  • 5.1 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A flaw was found in Mercurial before 4.9. It was possible to use symlinks and subrepositories to defeat Mercurial's path-checking logic and write files outside a repository.

References

Affected packages

Ubuntu:Pro:14.04:LTS / mercurial

Package

Name
mercurial
Purl
pkg:deb/ubuntu/mercurial@2.8.2-1ubuntu1.4+esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.8.2-1ubuntu1.4+esm1

Affected versions

2.*

2.6.3-1
2.7.2-1
2.8.1-2
2.8.2-1ubuntu1
2.8.2-1ubuntu1.3
2.8.2-1ubuntu1.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.8.2-1ubuntu1.4+esm1",
            "binary_name": "mercurial"
        },
        {
            "binary_version": "2.8.2-1ubuntu1.4+esm1",
            "binary_name": "mercurial-common"
        },
        {
            "binary_version": "2.8.2-1ubuntu1.4+esm1",
            "binary_name": "mercurial-dbgsym"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:Pro:16.04:LTS / mercurial

Package

Name
mercurial
Purl
pkg:deb/ubuntu/mercurial@3.7.3-1ubuntu1.2+esm2?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.7.3-1ubuntu1.2+esm2

Affected versions

3.*

3.4-1ubuntu2
3.6.2-1ubuntu2
3.7.3-1ubuntu1
3.7.3-1ubuntu1.1
3.7.3-1ubuntu1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.7.3-1ubuntu1.2+esm2",
            "binary_name": "mercurial"
        },
        {
            "binary_version": "3.7.3-1ubuntu1.2+esm2",
            "binary_name": "mercurial-common"
        },
        {
            "binary_version": "3.7.3-1ubuntu1.2+esm2",
            "binary_name": "mercurial-dbgsym"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:18.04:LTS / mercurial

Package

Name
mercurial
Purl
pkg:deb/ubuntu/mercurial@4.5.3-1ubuntu2.2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.5.3-1ubuntu2.2

Affected versions

4.*

4.3.1-2
4.5-1ubuntu1
4.5.2-0ubuntu2
4.5.3-1ubuntu2
4.5.3-1ubuntu2.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.5.3-1ubuntu2.2",
            "binary_name": "mercurial"
        },
        {
            "binary_version": "4.5.3-1ubuntu2.2",
            "binary_name": "mercurial-common"
        },
        {
            "binary_version": "4.5.3-1ubuntu2.2",
            "binary_name": "mercurial-dbgsym"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:Pro:18.04:LTS / mercurial

Package

Name
mercurial
Purl
pkg:deb/ubuntu/mercurial@4.5.3-1ubuntu2.2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.5.3-1ubuntu2.2

Affected versions

4.*

4.3.1-2
4.5-1ubuntu1
4.5.2-0ubuntu2
4.5.3-1ubuntu2
4.5.3-1ubuntu2.1
4.5.3-1ubuntu2.1+esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.5.3-1ubuntu2.2",
            "binary_name": "mercurial"
        },
        {
            "binary_version": "4.5.3-1ubuntu2.2",
            "binary_name": "mercurial-common"
        },
        {
            "binary_version": "4.5.3-1ubuntu2.2",
            "binary_name": "mercurial-dbgsym"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}