CVE-2017-5985
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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.33% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 26.9% of scored records. A rank, not a probability.
- NVD base score
- 3.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-03-14 17:00Z9 YR AGO
- Last updated
- 2024-08-05 15:18Z2 YR AGO
- Reserved
- 2017-02-13
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-862Missing AuthorizationClass
- Data version
- 5.1
- Document digest
- 59a0a2f23772418f9023d3171d95cca5d50a1429ec9d28eab4cb80f3a71f0774
05 Affected products
06 References
- lists.linuxcontainers.org[lxc-devel] 20170309 Security fix for CVE-2017-5985 (lxc-user-nic)https://lists.linuxcontainers.org/pipermail/lxc-devel/2017-March/015535.html
- github.comhttps://github.com/lxc/lxc/commit/16af238036a5464ae8f2420ed3af214f0de875f9
- www.securityfocus.com96777http://www.securityfocus.com/bid/96777
- bugs.launchpad.nethttps://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676
- www.ubuntu.comUSN-3224-1http://www.ubuntu.com/usn/USN-3224-1
- www.openwall.com[oss-security] 20170309 LXC: CVE-2017-5985: lxc-user-nic didn't verify network namespace ownershiphttp://www.openwall.com/lists/oss-security/2017/03/09/4
- lists.opensuse.orgopenSUSE-SU-2019:1481http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html
07 Fixed in
Arch Linux
- lxc Fixed in 1:2.0.8-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- lxc Fixed in 1:2.0.7-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- lxc Fixed in 1:2.0.7-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- lxc Fixed in 1:2.0.7-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- lxc Fixed in 1.0.9-0ubuntu3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- lxc Fixed in 2.0.7-0ubuntu1~16.04.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.