USN-6435-1

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Source
https://ubuntu.com/security/notices/USN-6435-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6435-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-6435-1
Upstream
Related
Published
2023-10-18T19:51:24.713379Z
Modified
2025-10-13T04:36:39Z
Summary
openssl vulnerabilities
Details

It was discovered that OpenSSL incorrectly handled excessively large Diffie-Hellman parameters. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-3446)

Bernd Edlinger discovered that OpenSSL incorrectly handled excessively large Diffie-Hellman parameters. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-3817)

References

Affected packages

Ubuntu:Pro:16.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.0.2g-1ubuntu4.20+esm10?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.2g-1ubuntu4.20+esm10

Affected versions

1.*

1.0.2d-0ubuntu1
1.0.2d-0ubuntu2
1.0.2e-1ubuntu1
1.0.2f-2ubuntu1
1.0.2g-1ubuntu2
1.0.2g-1ubuntu3
1.0.2g-1ubuntu4
1.0.2g-1ubuntu4.1
1.0.2g-1ubuntu4.2
1.0.2g-1ubuntu4.4
1.0.2g-1ubuntu4.5
1.0.2g-1ubuntu4.6
1.0.2g-1ubuntu4.8
1.0.2g-1ubuntu4.9
1.0.2g-1ubuntu4.10
1.0.2g-1ubuntu4.11
1.0.2g-1ubuntu4.12
1.0.2g-1ubuntu4.13
1.0.2g-1ubuntu4.14
1.0.2g-1ubuntu4.15
1.0.2g-1ubuntu4.16
1.0.2g-1ubuntu4.17
1.0.2g-1ubuntu4.18
1.0.2g-1ubuntu4.19
1.0.2g-1ubuntu4.20
1.0.2g-1ubuntu4.20+esm1
1.0.2g-1ubuntu4.20+esm2
1.0.2g-1ubuntu4.20+esm3
1.0.2g-1ubuntu4.20+esm4
1.0.2g-1ubuntu4.20+esm5
1.0.2g-1ubuntu4.20+esm6
1.0.2g-1ubuntu4.20+esm7
1.0.2g-1ubuntu4.20+esm9

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.0.2g-1ubuntu4.20+esm10",
            "binary_name": "libssl-dev"
        },
        {
            "binary_version": "1.0.2g-1ubuntu4.20+esm10",
            "binary_name": "libssl1.0.0"
        },
        {
            "binary_version": "1.0.2g-1ubuntu4.20+esm10",
            "binary_name": "openssl"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-3446",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2023-3817",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:Pro:18.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.1.1-1ubuntu2.1~18.04.23+esm3?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.1.1-1ubuntu2.1~18.04.23+esm3

Affected versions

1.*

1.0.2g-1ubuntu13
1.0.2g-1ubuntu14
1.0.2n-1ubuntu1
1.1.0g-2ubuntu1
1.1.0g-2ubuntu2
1.1.0g-2ubuntu3
1.1.0g-2ubuntu4
1.1.0g-2ubuntu4.1
1.1.0g-2ubuntu4.3
1.1.1-1ubuntu2.1~18.04.1
1.1.1-1ubuntu2.1~18.04.2
1.1.1-1ubuntu2.1~18.04.3
1.1.1-1ubuntu2.1~18.04.4
1.1.1-1ubuntu2.1~18.04.5
1.1.1-1ubuntu2.1~18.04.6
1.1.1-1ubuntu2.1~18.04.7
1.1.1-1ubuntu2.1~18.04.8
1.1.1-1ubuntu2.1~18.04.9
1.1.1-1ubuntu2.1~18.04.10
1.1.1-1ubuntu2.1~18.04.13
1.1.1-1ubuntu2.1~18.04.14
1.1.1-1ubuntu2.1~18.04.15
1.1.1-1ubuntu2.1~18.04.17
1.1.1-1ubuntu2.1~18.04.19
1.1.1-1ubuntu2.1~18.04.20
1.1.1-1ubuntu2.1~18.04.21
1.1.1-1ubuntu2.1~18.04.22
1.1.1-1ubuntu2.1~18.04.23
1.1.1-1ubuntu2.1~18.04.23+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.1-1ubuntu2.1~18.04.23+esm3",
            "binary_name": "libssl-dev"
        },
        {
            "binary_version": "1.1.1-1ubuntu2.1~18.04.23+esm3",
            "binary_name": "libssl1.1"
        },
        {
            "binary_version": "1.1.1-1ubuntu2.1~18.04.23+esm3",
            "binary_name": "openssl"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-3446",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2023-3817",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}