USN-6435-2

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:20.04:LTS / openssl

Package

Name: openssl
Purl: pkg:deb/ubuntu/openssl@1.1.1f-1ubuntu2.20?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.1.1f-1ubuntu2.20

Affected versions

1.*

1.1.1c-1ubuntu4

1.1.1d-2ubuntu3

1.1.1d-2ubuntu6

1.1.1f-1ubuntu1

1.1.1f-1ubuntu2

1.1.1f-1ubuntu2.1

1.1.1f-1ubuntu2.2

1.1.1f-1ubuntu2.3

1.1.1f-1ubuntu2.4

1.1.1f-1ubuntu2.5

1.1.1f-1ubuntu2.8

1.1.1f-1ubuntu2.9

1.1.1f-1ubuntu2.10

1.1.1f-1ubuntu2.11

1.1.1f-1ubuntu2.12

1.1.1f-1ubuntu2.13

1.1.1f-1ubuntu2.15

1.1.1f-1ubuntu2.16

1.1.1f-1ubuntu2.17

1.1.1f-1ubuntu2.18

1.1.1f-1ubuntu2.19

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.1.1f-1ubuntu2.20",
            "binary_name": "libssl-dev"
        },
        {
            "binary_version": "1.1.1f-1ubuntu2.20",
            "binary_name": "libssl1.1"
        },
        {
            "binary_version": "1.1.1f-1ubuntu2.20",
            "binary_name": "openssl"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04: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"
                }
            ]
        }
    ]
}