USN-8985-1

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Source
https://ubuntu.com/security/notices/USN-8985-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8985-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8985-1
Upstream
Related
Published
2026-11-03T17:36:13Z
Modified
2026-11-04T03:43:13Z
Summary
libnet-easytcp-perl vulnerability
Details

It was discovered that Net::EasyTCP used the built-in Perl rand() function to generate encryption keys when no strong randomization module was present. An attacker could possibly use this issue to predict the keys and obtain sensitive information.

References

Affected packages

Ubuntu:Pro:16.04:LTS / libnet-easytcp-perl

Package

Name
libnet-easytcp-perl
Purl
pkg:deb/ubuntu/libnet-easytcp-perl?arch=source&distro=esm-apps-legacy%2Fxenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.26-3ubuntu0.1~esm1

Affected versions

0.*
0.26-3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libnet-easytcp-perl",
            "binary_version": "0.26-3ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2024-56830",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8985-1.json"

Ubuntu:Pro:18.04:LTS / libnet-easytcp-perl

Package

Name
libnet-easytcp-perl
Purl
pkg:deb/ubuntu/libnet-easytcp-perl?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.26-4ubuntu0.18.04.1~esm1

Affected versions

0.*
0.26-4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libnet-easytcp-perl",
            "binary_version": "0.26-4ubuntu0.18.04.1~esm1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2024-56830",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8985-1.json"

Ubuntu:Pro:20.04:LTS / libnet-easytcp-perl

Package

Name
libnet-easytcp-perl
Purl
pkg:deb/ubuntu/libnet-easytcp-perl?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.26-4ubuntu0.20.04.1~esm1

Affected versions

0.*
0.26-4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libnet-easytcp-perl",
            "binary_version": "0.26-4ubuntu0.20.04.1~esm1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2024-56830",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:20.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8985-1.json"

Ubuntu:Pro:22.04:LTS / libnet-easytcp-perl

Package

Name
libnet-easytcp-perl
Purl
pkg:deb/ubuntu/libnet-easytcp-perl?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.26-4ubuntu0.22.04.1~esm1

Affected versions

0.*
0.26-4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libnet-easytcp-perl",
            "binary_version": "0.26-4ubuntu0.22.04.1~esm1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2024-56830",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:22.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8985-1.json"

Ubuntu:24.04:LTS / libnet-easytcp-perl

Package

Name
libnet-easytcp-perl
Purl
pkg:deb/ubuntu/libnet-easytcp-perl?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.26-6+deb11u1build0.24.04.1

Affected versions

0.*
0.26-6

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libnet-easytcp-perl",
            "binary_version": "0.26-6+deb11u1build0.24.04.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2024-56830",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8985-1.json"