Critical severity9.8NVD Advisory· Published Aug 19, 2021· Updated Jun 17, 2026
CVE-2021-39274
CVE-2021-39274
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.
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Affected products
3- XeroSecurity/Sn1perdescription
- Range: 9.0 (free version)
Patches
Vulnerability mechanics
References
2- github.com/1N3/Sn1per/issues/357nvdExploitThird Party Advisory
- github.com/1N3/Sn1per/releasesnvdRelease NotesThird Party Advisory
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