UBUNTU-CVE-2020-15396

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Source
https://ubuntu.com/security/CVE-2020-15396
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-15396.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-15396
Upstream
Published
2020-06-30T12:15:00Z
Modified
2025-10-24T04:48:36Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

In HylaFAX+ through 7.0.2 and HylaFAX Enterprise, the faxsetup utility calls chown on files in user-owned directories. By winning a race, a local attacker could use this to escalate his privileges to root.

References

Affected packages

Ubuntu:16.04:LTS

hylafax

Package

Name
hylafax
Purl
pkg:deb/ubuntu/hylafax@3:6.0.6-6+deb8u1build0.16.04.1?arch=source&distro=xenial

Affected ranges

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

Affected versions

3:6.*

3:6.0.6-6
3:6.0.6-6+deb8u1build0.16.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hylafax-client",
            "binary_version": "3:6.0.6-6+deb8u1build0.16.04.1"
        },
        {
            "binary_name": "hylafax-server",
            "binary_version": "3:6.0.6-6+deb8u1build0.16.04.1"
        }
    ]
}

Ubuntu:18.04:LTS

hylafax

Package

Name
hylafax
Purl
pkg:deb/ubuntu/hylafax@3:6.0.6-8.1~ubuntu0.18.04.1?arch=source&distro=bionic

Affected ranges

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

Affected versions

3:6.*

3:6.0.6-8
3:6.0.6-8.1~ubuntu0.18.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hylafax-client",
            "binary_version": "3:6.0.6-8.1~ubuntu0.18.04.1"
        },
        {
            "binary_name": "hylafax-server",
            "binary_version": "3:6.0.6-8.1~ubuntu0.18.04.1"
        }
    ]
}

Ubuntu:20.04:LTS

hylafax

Package

Name
hylafax
Purl
pkg:deb/ubuntu/hylafax@3:6.0.6-8.1build1?arch=source&distro=focal

Affected ranges

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

Affected versions

3:6.*

3:6.0.6-8.1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hylafax-client",
            "binary_version": "3:6.0.6-8.1build1"
        },
        {
            "binary_name": "hylafax-server",
            "binary_version": "3:6.0.6-8.1build1"
        }
    ]
}

Ubuntu:22.04:LTS

hylafax

Package

Name
hylafax
Purl
pkg:deb/ubuntu/hylafax@3:6.0.7-3.1?arch=source&distro=jammy

Affected ranges

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

Affected versions

3:6.*

3:6.0.7-3.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hylafax-client",
            "binary_version": "3:6.0.7-3.1"
        },
        {
            "binary_name": "hylafax-server",
            "binary_version": "3:6.0.7-3.1"
        }
    ]
}

Ubuntu:24.04:LTS

hylafax

Package

Name
hylafax
Purl
pkg:deb/ubuntu/hylafax@3:6.0.7-7?arch=source&distro=noble

Affected ranges

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

Affected versions

3:6.*

3:6.0.7-5build1
3:6.0.7-7

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hylafax-client",
            "binary_version": "3:6.0.7-7"
        },
        {
            "binary_name": "hylafax-server",
            "binary_version": "3:6.0.7-7"
        }
    ]
}

Ubuntu:25.04

hylafax

Package

Name
hylafax
Purl
pkg:deb/ubuntu/hylafax@3:6.0.7-11.1?arch=source&distro=plucky

Affected ranges

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

Affected versions

3:6.*

3:6.0.7-11
3:6.0.7-11.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hylafax-client",
            "binary_version": "3:6.0.7-11.1"
        },
        {
            "binary_name": "hylafax-server",
            "binary_version": "3:6.0.7-11.1"
        }
    ]
}

Ubuntu:25.10

hylafax

Package

Name
hylafax
Purl
pkg:deb/ubuntu/hylafax@3:6.0.7-13?arch=source&distro=questing

Affected ranges

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

Affected versions

3:6.*

3:6.0.7-11.1
3:6.0.7-13

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "hylafax-client",
            "binary_version": "3:6.0.7-13"
        },
        {
            "binary_name": "hylafax-server",
            "binary_version": "3:6.0.7-13"
        }
    ]
}