Fabian Bäumer, Marcus Brinkmann, and Jörg Schwenk discovered that LXD incorrectly handled the handshake phase and the use of sequence numbers in SSH Binary Packet Protocol (BPP). If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to bypass integrity checks.
{ "binaries": [ { "binary_version": "2.0.11-0ubuntu1~16.04.4+esm1", "binary_name": "golang-github-lxc-lxd-dev" }, { "binary_version": "2.0.11-0ubuntu1~16.04.4+esm1", "binary_name": "lxc2" }, { "binary_version": "2.0.11-0ubuntu1~16.04.4+esm1", "binary_name": "lxd" }, { "binary_version": "2.0.11-0ubuntu1~16.04.4+esm1", "binary_name": "lxd-client" }, { "binary_version": "2.0.11-0ubuntu1~16.04.4+esm1", "binary_name": "lxd-tools" } ], "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }
{ "cves_map": { "cves": [ { "severity": [ { "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "type": "CVSS_V3" }, { "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "type": "CVSS_V3" }, { "score": "medium", "type": "Ubuntu" } ], "id": "CVE-2023-48795" } ], "ecosystem": "Ubuntu:Pro:16.04:LTS" } }
{ "binaries": [ { "binary_version": "3.0.3-0ubuntu1~18.04.2+esm1", "binary_name": "lxd" }, { "binary_version": "3.0.3-0ubuntu1~18.04.2+esm1", "binary_name": "lxd-client" }, { "binary_version": "3.0.3-0ubuntu1~18.04.2+esm1", "binary_name": "lxd-tools" } ], "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }
{ "cves_map": { "cves": [ { "severity": [ { "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "type": "CVSS_V3" }, { "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "type": "CVSS_V3" }, { "score": "medium", "type": "Ubuntu" } ], "id": "CVE-2023-48795" } ], "ecosystem": "Ubuntu:Pro:18.04:LTS" } }