Kaspersky Anti-Virus for Linux Server any version

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.

There are no Anti-CSRF tokens in any forms on the web interface in Kaspersky Anti-Virus for Linux File Server before Maintenance Pack 2 Critical Fix 4 (version 8.0.4.312). This would allow an attacker to submit authenticated requests when an authenticated user browses an attacker-controlled domain.

The reportId parameter of the getReportStatus action method can be abused in the web interface in Kaspersky Anti-Virus for Linux File Server before Maintenance Pack 2 Critical Fix 4 (version 8.0.4.312) to read arbitrary files with kluser privileges.

In Kaspersky Anti-Virus for Linux File Server before Maintenance Pack 2 Critical Fix 4 (version 8.0.4.312), the scriptName parameter of the licenseKeyInfo action method is vulnerable to cross-site scripting (XSS).