A privilege escalation vulnerability existed in the Below service prior to v0.9.0 due to the creation of a world-writable directory at /var/log/below. This could have allowed local unprivileged users to escalate to root privileges through symlink attacks that manipulate files such as /etc/shadow.

Published: 2025-03-11

CVSS: 6.8

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

Download CVE-2025-27591 POC (Proof-of-Concept) here:

Tip: Download official Tor Browser at https://www.torproject.org/download/ to access .onion links.

https://connollyfinan.ie/poc-634-cve-2024-30347/

https://connollyfinan.ie/poc-380-cve-2016-9244/

https://connollyfinan.ie/poc-106-cve-2023-49147/