UBUNTU-CVE-2020-23884

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Source
https://ubuntu.com/security/CVE-2020-23884
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-23884
Upstream
Published
2021-11-10T22:15:00Z
Modified
2026-05-20T16:04:16Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A buffer overflow in Nomacs v3.15.0 allows attackers to cause a denial of service (DoS) via a crafted MNG file.

References

Affected packages

Ubuntu:16.04:LTS
nomacs

Package

Name
nomacs
Purl
pkg:deb/ubuntu/nomacs?arch=source&distro=xenial

Affected ranges

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

Affected versions

3.*
3.0.0+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nomacs",
            "binary_version": "3.0.0+dfsg-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json"
Ubuntu:18.04:LTS
nomacs

Package

Name
nomacs
Purl
pkg:deb/ubuntu/nomacs?arch=source&distro=bionic

Affected ranges

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

Affected versions

3.*
3.4.1+dfsg-11
3.4.1+dfsg-11build1
3.6.1+dfsg-4
3.8.0+dfsg-1
3.8.0+dfsg-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nomacs",
            "binary_version": "3.8.0+dfsg-4"
        },
        {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.8.0+dfsg-4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json"
Ubuntu:20.04:LTS
nomacs

Package

Name
nomacs
Purl
pkg:deb/ubuntu/nomacs?arch=source&distro=focal

Affected ranges

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

Affected versions

3.*
3.12.0+dfsg-2
3.12.0+dfsg-2build1
3.12.0+dfsg-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nomacs",
            "binary_version": "3.12.0+dfsg-3"
        },
        {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.12.0+dfsg-3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json"
Ubuntu:22.04:LTS
nomacs

Package

Name
nomacs
Purl
pkg:deb/ubuntu/nomacs?arch=source&distro=jammy

Affected ranges

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

Affected versions

3.*
3.12.0+dfsg-3build2
3.12.0+dfsg-3build3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nomacs",
            "binary_version": "3.12.0+dfsg-3build3"
        },
        {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.12.0+dfsg-3build3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json"
Ubuntu:24.04:LTS
nomacs

Package

Name
nomacs
Purl
pkg:deb/ubuntu/nomacs?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*
3.17.2206+dfsg-2build2
3.17.2282+dfsg-2
3.17.2282+dfsg-2build1
3.17.2282+dfsg-2build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nomacs",
            "binary_version": "3.17.2282+dfsg-2build2"
        },
        {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.17.2282+dfsg-2build2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json"
Ubuntu:25.10
nomacs

Package

Name
nomacs
Purl
pkg:deb/ubuntu/nomacs?arch=source&distro=questing

Affected ranges

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

Affected versions

3.*
3.19.1+dfsg-1build1
3.21.0+dfsg-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nomacs",
            "binary_version": "3.21.0+dfsg-2"
        },
        {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.21.0+dfsg-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json"
Ubuntu:26.04:LTS
nomacs

Package

Name
nomacs
Purl
pkg:deb/ubuntu/nomacs?arch=source&distro=resolute

Affected ranges

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

Affected versions

3.*
3.21.0+dfsg-2
3.21.1+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nomacs",
            "binary_version": "3.21.1+dfsg-1"
        },
        {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.21.1+dfsg-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-23884.json"