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CVE-2014-3519

6.5 · MEDIUM

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 c…

Published Feb 1, 2018CWE-284EPSS 0.43%

Overview

CVE-2014-3519 is a medium-severity vulnerability. It was published on February 1, 2018 and has a CVSS 3.0 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.openwall.com/lists/oss-security/2014/06/24/16Refwww.securityfocus.com/bid/68171Refhelp.virtuozzo.com/customer/en/portal/articles/2522783-parallels-cloud-server-6-0-update-6-hotfix-8-6-0-6-2004-Refhelp.virtuozzo.com/customer/en/portal/articles/2563842-cu-2-6-32-042stab090-5-parallels-virtuozzo-containers-4-7-core-updateRefhelp.virtuozzo.com/customer/en/portal/articles/2563843-cu-2-6-32-042stab090-5-parallels-server-bare-metal-5-0-core-updateRefopenvz.org/Download/kernel/rhel6/042stab090.5Refwww.openwall.com/lists/oss-security/2014/06/24/16Refwww.securityfocus.com/bid/68171Refhelp.virtuozzo.com/customer/en/portal/articles/2522783-parallels-cloud-server-6-0-update-6-hotfix-8-6-0-6-2004-Refhelp.virtuozzo.com/customer/en/portal/articles/2563842-cu-2-6-32-042stab090-5-parallels-virtuozzo-containers-4-7-core-update

How CyberStrike helps

Frequently asked questions

What is CVE-2014-3519?

CVE-2014-3519 is a medium-severity vulnerability. It was published on February 1, 2018 and has a CVSS 3.0 base score of 6.5 (MEDIUM).

How severe is CVE-2014-3519?

This vulnerability has a CVSS 3.0 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2014-3519?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2014-3519?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-3519 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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