CVE-2017-5985

low-risk

Published 2017-03-14

lxc-user-nic in Linux Containers (LXC) allows local users with a lxc-usernet allocation to create network interfaces on the host and choose the name of those interfaces by leveraging lack of netns ownership check.

Do I need to act?

0.09% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.3/10 Low

LOCAL / LOW complexity

Affected Products (1)

Lxc

Affected Vendors

Linuxcontainers

References (14)

http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html

Mailing List http://www.openwall.com/lists/oss-security/2017/03/09/4

Third Party Advisory http://www.securityfocus.com/bid/96777

Third Party Advisory http://www.ubuntu.com/usn/USN-3224-1

Third Party Advisory https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676

Issue Tracking https://github.com/lxc/lxc/commit/16af238036a5464ae8f2420ed3af214f0de875f9

Vendor Advisory https://lists.linuxcontainers.org/pipermail/lxc-devel/2017-March/015535.html

http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html

Mailing List http://www.openwall.com/lists/oss-security/2017/03/09/4

Third Party Advisory http://www.securityfocus.com/bid/96777

Third Party Advisory http://www.ubuntu.com/usn/USN-3224-1

Third Party Advisory https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676

Issue Tracking https://github.com/lxc/lxc/commit/16af238036a5464ae8f2420ed3af214f0de875f9

Vendor Advisory https://lists.linuxcontainers.org/pipermail/lxc-devel/2017-March/015535.html

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low-risk

Severity 13/34 · Low

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal