USN-5080-1

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Source
https://ubuntu.com/security/notices/USN-5080-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5080-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5080-1
Upstream
Related
Published
2021-09-16T11:12:40.177384Z
Modified
2025-10-13T04:35:37Z
Summary
libgcrypt20 vulnerabilities
Details

It was discovered that Libgcrypt incorrectly handled ElGamal encryption. An attacker could possibly use this issue to recover sensitive information.

References

Affected packages

Ubuntu:18.04:LTS / libgcrypt20

Package

Name
libgcrypt20
Purl
pkg:deb/ubuntu/libgcrypt20@1.8.1-4ubuntu1.3?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.8.1-4ubuntu1.3

Affected versions

1.*

1.7.8-2ubuntu1
1.7.9-1
1.8.1-4
1.8.1-4ubuntu1
1.8.1-4ubuntu1.1
1.8.1-4ubuntu1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libgcrypt-mingw-w64-dev",
            "binary_version": "1.8.1-4ubuntu1.3"
        },
        {
            "binary_name": "libgcrypt11-dev",
            "binary_version": "1.5.4-3+really1.8.1-4ubuntu1.3"
        },
        {
            "binary_name": "libgcrypt20",
            "binary_version": "1.8.1-4ubuntu1.3"
        },
        {
            "binary_name": "libgcrypt20-dev",
            "binary_version": "1.8.1-4ubuntu1.3"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "low",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-33560"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-40528"
        }
    ]
}

Ubuntu:20.04:LTS / libgcrypt20

Package

Name
libgcrypt20
Purl
pkg:deb/ubuntu/libgcrypt20@1.8.5-5ubuntu1.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.8.5-5ubuntu1.1

Affected versions

1.*

1.8.4-5ubuntu2
1.8.5-3ubuntu1
1.8.5-5ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libgcrypt-mingw-w64-dev",
            "binary_version": "1.8.5-5ubuntu1.1"
        },
        {
            "binary_name": "libgcrypt20",
            "binary_version": "1.8.5-5ubuntu1.1"
        },
        {
            "binary_name": "libgcrypt20-dev",
            "binary_version": "1.8.5-5ubuntu1.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "low",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-33560"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-40528"
        }
    ]
}