UBUNTU-CVE-2020-18770

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Source
https://ubuntu.com/security/CVE-2020-18770
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18770.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-18770
Upstream
Published
2023-08-22T19:15:00Z
Modified
2025-10-24T04:48:38Z
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

An issue was discovered in function zzipdiskentrytofile_header in mmapped.c in zziplib 0.13.69, which will lead to a denial-of-service.

References

Affected packages

Ubuntu:20.04:LTS

zziplib

Package

Name
zziplib
Purl
pkg:deb/ubuntu/zziplib@0.13.62-3.2ubuntu1.1?arch=source&distro=focal

Affected ranges

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

Affected versions

0.*

0.13.62-3.2
0.13.62-3.2ubuntu1
0.13.62-3.2ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libzzip-0-13",
            "binary_version": "0.13.62-3.2ubuntu1.1"
        },
        {
            "binary_name": "libzzip-dev",
            "binary_version": "0.13.62-3.2ubuntu1.1"
        },
        {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.62-3.2ubuntu1.1"
        }
    ]
}

Ubuntu:22.04:LTS

zziplib

Package

Name
zziplib
Purl
pkg:deb/ubuntu/zziplib@0.13.72+dfsg.1-1.1?arch=source&distro=jammy

Affected ranges

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

Affected versions

0.*

0.13.72+dfsg.1-1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libzzip-0-13",
            "binary_version": "0.13.72+dfsg.1-1.1"
        },
        {
            "binary_name": "libzzip-dev",
            "binary_version": "0.13.72+dfsg.1-1.1"
        },
        {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.72+dfsg.1-1.1"
        }
    ]
}

Ubuntu:24.04:LTS

zziplib

Package

Name
zziplib
Purl
pkg:deb/ubuntu/zziplib@0.13.72+dfsg.1-1.2build1?arch=source&distro=noble

Affected ranges

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

Affected versions

0.*

0.13.72+dfsg.1-1.1
0.13.72+dfsg.1-1.2
0.13.72+dfsg.1-1.2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libzzip-0-13t64",
            "binary_version": "0.13.72+dfsg.1-1.2build1"
        },
        {
            "binary_name": "libzzip-dev",
            "binary_version": "0.13.72+dfsg.1-1.2build1"
        },
        {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.72+dfsg.1-1.2build1"
        }
    ]
}

Ubuntu:25.04

zziplib

Package

Name
zziplib
Purl
pkg:deb/ubuntu/zziplib@0.13.78+dfsg.1-0.1?arch=source&distro=plucky

Affected ranges

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

Affected versions

0.*

0.13.72+dfsg.1-1.2build1
0.13.78+dfsg.1-0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libzzip-0-13t64",
            "binary_version": "0.13.78+dfsg.1-0.1"
        },
        {
            "binary_name": "libzzip-dev",
            "binary_version": "0.13.78+dfsg.1-0.1"
        },
        {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.78+dfsg.1-0.1"
        }
    ]
}

Ubuntu:25.10

zziplib

Package

Name
zziplib
Purl
pkg:deb/ubuntu/zziplib@0.13.78+dfsg.1-0.1?arch=source&distro=questing

Affected ranges

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

Affected versions

0.*

0.13.78+dfsg.1-0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libzzip-0-13t64",
            "binary_version": "0.13.78+dfsg.1-0.1"
        },
        {
            "binary_name": "libzzip-dev",
            "binary_version": "0.13.78+dfsg.1-0.1"
        },
        {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.78+dfsg.1-0.1"
        }
    ]
}

Ubuntu:Pro:16.04:LTS

zziplib

Package

Name
zziplib
Purl
pkg:deb/ubuntu/zziplib@0.13.62-3ubuntu0.16.04.2+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

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

Affected versions

0.*

0.13.62-3
0.13.62-3ubuntu0.16.04.1
0.13.62-3ubuntu0.16.04.2
0.13.62-3ubuntu0.16.04.2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libzzip-0-13",
            "binary_version": "0.13.62-3ubuntu0.16.04.2+esm1"
        },
        {
            "binary_name": "libzzip-dev",
            "binary_version": "0.13.62-3ubuntu0.16.04.2+esm1"
        },
        {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.62-3ubuntu0.16.04.2+esm1"
        }
    ]
}

Ubuntu:Pro:18.04:LTS

zziplib

Package

Name
zziplib
Purl
pkg:deb/ubuntu/zziplib@0.13.62-3.1ubuntu0.18.04.1+esm1?arch=source&distro=esm-infra/bionic

Affected ranges

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

Affected versions

0.*

0.13.62-3.1
0.13.62-3.1ubuntu0.18.04.1
0.13.62-3.1ubuntu0.18.04.1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libzzip-0-13",
            "binary_version": "0.13.62-3.1ubuntu0.18.04.1+esm1"
        },
        {
            "binary_name": "libzzip-dev",
            "binary_version": "0.13.62-3.1ubuntu0.18.04.1+esm1"
        },
        {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.62-3.1ubuntu0.18.04.1+esm1"
        }
    ]
}