CVE-2017-9811

high-risk
Published 2017-07-17

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.

Do I need to act?

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24.7% chance of exploitation in next 30 days
EPSS score — higher than 75% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
!
1 public exploit available
42269
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Kaspersky

References (12)

Exploit http://packetstormsecurity.com/files/143190/Kaspersky-Anti-Virus-File-Server-8.0...
Exploit http://seclists.org/fulldisclosure/2017/Jun/33
Third Party Advisory http://www.securityfocus.com/bid/99330
Third Party Advisory http://www.securitytracker.com/id/1038798
Exploit https://www.coresecurity.com/advisories/kaspersky-anti-virus-file-server-multipl...
https://www.exploit-db.com/exploits/42269/
Exploit http://packetstormsecurity.com/files/143190/Kaspersky-Anti-Virus-File-Server-8.0...
Exploit http://seclists.org/fulldisclosure/2017/Jun/33
Third Party Advisory http://www.securityfocus.com/bid/99330
Third Party Advisory http://www.securitytracker.com/id/1038798
Exploit https://www.coresecurity.com/advisories/kaspersky-anti-virus-file-server-multipl...
https://www.exploit-db.com/exploits/42269/
59
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 22/34 · High
Exposure 5/34 · Minimal