CVE-2025-53391 describes a critical privilege escalation vulnerability in the Debian zuluCrypt package (specifically zulucrypt_6.2.0-1). Insecure PolicyKit configurations within the zuluPolkit/CMakeLists.txt file allow any local user to escalate their privileges to root. This vulnerability carries a CVSS score of 9.3 (CRITICAL) due to its low attack complexity, requiring no user interaction, and leading to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, indicating high awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Debian | Zulucrypt | >= zulucrypt_5.5.0-1, <= zulucrypt_6.2.0-1CNA affecteddefault unknown |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.7 Bluesky, 0.3 Mastodon, and 1.0 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.