CVE-2014-3519

low-risk
Published 2018-02-01

The open_by_handle_at function in vzkernel before 042stab090.5 in the OpenVZ modification for the Linux kernel 2.6.32, when using simfs, might allow local container users with CAP_DAC_READ_SEARCH capability to bypass an intended container protection mechanism and access arbitrary files on a filesystem via vectors related to use of the file_handle structure.

Do I need to act?

-
0.09% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Vzkernel

Affected Vendors

Openvz

References (12)

Mailing List http://www.openwall.com/lists/oss-security/2014/06/24/16
Third Party Advisory http://www.securityfocus.com/bid/68171
Release Notes https://help.virtuozzo.com/customer/en/portal/articles/2522783-parallels-cloud-s...
Release Notes https://help.virtuozzo.com/customer/en/portal/articles/2563842-cu-2-6-32-042stab...
Release Notes https://help.virtuozzo.com/customer/en/portal/articles/2563843-cu-2-6-32-042stab...
Patch https://openvz.org/Download/kernel/rhel6/042stab090.5
Mailing List http://www.openwall.com/lists/oss-security/2014/06/24/16
Third Party Advisory http://www.securityfocus.com/bid/68171
Release Notes https://help.virtuozzo.com/customer/en/portal/articles/2522783-parallels-cloud-s...
Release Notes https://help.virtuozzo.com/customer/en/portal/articles/2563842-cu-2-6-32-042stab...
Release Notes https://help.virtuozzo.com/customer/en/portal/articles/2563843-cu-2-6-32-042stab...
Patch https://openvz.org/Download/kernel/rhel6/042stab090.5
26
/ 100
low-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal