CVE-2021-39273 — HIGH (8.8)

Vulnerability Description

In XeroSecurity Sn1per 9.0 (free version), insecure permissions (0777) are set upon application execution, allowing an unprivileged user to modify the application, modules, and configuration files. This leads to arbitrary code execution with root privileges.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Xerosecurity	Sn1Per	9.0

Related Weaknesses (CWE)

CWE-276

References

https://github.com/1N3/Sn1per/issues/358ExploitThird Party Advisory
https://github.com/1N3/Sn1per/releasesRelease NotesThird Party Advisory
https://github.com/nikip72/CVE-2021-39273-CVE-2021-39274ExploitThird Party Advisory
https://github.com/1N3/Sn1per/issues/358ExploitThird Party Advisory
https://github.com/1N3/Sn1per/releasesRelease NotesThird Party Advisory
https://github.com/nikip72/CVE-2021-39273-CVE-2021-39274ExploitThird Party Advisory

FAQ

What is CVE-2021-39273?

CVE-2021-39273 is a vulnerability with a CVSS score of 8.8 (HIGH). In XeroSecurity Sn1per 9.0 (free version), insecure permissions (0777) are set upon application execution, allowing an unprivileged user to modify the application, modules, and configuration files. Th...

How severe is CVE-2021-39273?

CVE-2021-39273 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-39273?

Check the references section above for vendor advisories and patch information. Affected products include: Xerosecurity Sn1Per.