CVE-2021-39274

CRITICAL

Xerosecurity Sn1per - Incorrect Default Permissions

Title source: rule
STIX 2.1

Description

In XeroSecurity Sn1per 9.0 (free version), insecure directory permissions (0777) are set during installation, allowing an unprivileged user to modify the main application and the application configuration file. This results in arbitrary code execution with root privileges.

References (3)

Core 3
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/1N3/Sn1per/releases
Exploit, Third Party Advisory x_refsource_misc
https://github.com/1N3/Sn1per/issues/357

Scores

CVSS v3 9.8
EPSS 0.0068
EPSS Percentile 71.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-276
Status published
Products (1)
xerosecurity/sn1per 9.0
Published Aug 19, 2021
Tracked Since Feb 18, 2026