CVE-2017-9811 Information

Description

The kluser is able to interact with the kav4fs-control binary in Kaspersky Anti-Virus for Linux File Server before Maintenance Pack 2 Critical Fix 4 (version 8.0.4.312). By abusing the quarantine read and write operations it is possible to elevate the privileges to root.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://packetstormsecurity.com/files/143190/Kaspersky-Anti-Virus-File-Server-8.0.3.297-XSS-CSRF-Code-Execution.html http://seclists.org/fulldisclosure/2017/Jun/33 http://www.securityfocus.com/bid/99330 http://www.securitytracker.com/id/1038798 https://www.coresecurity.com/advisories/kaspersky-anti-virus-file-server-multiple-vulnerabilities https://www.exploit-db.com/exploits/42269/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8