PT-2025-27328 · Zulucrypt+3 · Zulucrypt+3

Aaron Rainbolt · Published 2025-06-28 · Updated 2026-04-30 · CVE-2025-53391

Positive Technologies (AI Summary)

CVSS v3.1

9.3

Critical

Base vector

AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: zuluCrypt version 6.2.0-1

Description: The Debian zuluPolkit/CMakeLists.txt file for zuluCrypt has insecure PolicyKit settings, including allow any, allow inactive, and allow active, which allow a local user to escalate their privileges to root. This issue enables local privilege escalation.

Recommendations: For zuluCrypt version 6.2.0-1, consider disabling the allow any, allow inactive, and allow active settings in the PolicyKit configuration to mitigate the risk of exploitation until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

LPE

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

BDU:2025-14621

CVE-2025-53391

USN-8218-1

Affected Products

Debian

Linuxmint

Ubuntu

Zulucrypt

References · 19

• 🔥 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1108288 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2025-53391 · Vendor Advisory
• https://osv.dev/vulnerability/USN-8218-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-14621 · Security Note
• https://cve.org/CVERecord?id=CVE-2025-53391 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-53391 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-53391 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-53391 · Security Note
• https://ubuntu.com/security/notices/USN-8218-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-53391 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-53391 · Vendor Advisory
• https://t.me/cvenotify/126995 · Telegram Post
• https://salsa.debian.org/debian/zulucrypt/-/blob/9d661c9f384c4d889d3387944e14ac70cfb9684b/debian/patches/fix_zulupolkit_policy.patch · Note
• https://t.me/cvetracker/27328 · Telegram Post
• https://twitter.com/TheHackerWire/status/1939103288827191308 · Twitter Post