USN-7761-1

It was discovered that the PAM pam_access module incorrectly parsed certain rules as hostnames. An attacker could possibly use this issue to spoof hostnames and bypass access restrictions.

References

Affected packages

Ubuntu:24.04:LTS / pam

Package

Name: pam
Purl: pkg:deb/ubuntu/pam@1.5.3-5ubuntu5.5?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.5.3-5ubuntu5.5

Affected versions

1.*

1.5.2-6ubuntu1

1.5.2-9.1ubuntu1

1.5.2-9.1ubuntu2

1.5.2-9.1ubuntu3

1.5.3-5ubuntu3

1.5.3-5ubuntu4

1.5.3-5ubuntu5

1.5.3-5ubuntu5.1

1.5.3-5ubuntu5.4

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.5.3-5ubuntu5.5",
            "binary_name": "libpam-modules"
        },
        {
            "binary_version": "1.5.3-5ubuntu5.5",
            "binary_name": "libpam-modules-bin"
        },
        {
            "binary_version": "1.5.3-5ubuntu5.5",
            "binary_name": "libpam-runtime"
        },
        {
            "binary_version": "1.5.3-5ubuntu5.5",
            "binary_name": "libpam0g"
        },
        {
            "binary_version": "1.5.3-5ubuntu5.5",
            "binary_name": "libpam0g-dev"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:24.04:LTS",
    "cves": [
        {
            "id": "CVE-2024-10963",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7761-1.json"