Low severity · published Mar 14, 2017
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…
3.3
CVSS
0.3%
EPSS
No
On KEV
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 ownership check.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LX
Lxc · Linuxcontainers
through 1.0.9; 2.0.0 through 2.0.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-5985
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-5985
lists.opensuse.org
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
More from Lxc
9.1
CVE-2016-8649
lxc-attach in LXC before 1.0.9 and 2.x before 2.0.6 allows an attacker inside of an unprivileged container to use an inherited file descriptor, of the host's /proc, to access the…
8.6
CVE-2019-5736
runc through 1.0-rc6, as used in Docker before 18.09.2 and other products, allows attackers to overwrite the host runc binary (and consequently obtain host root access) by…
8.6
CVE-2016-10124
An issue was discovered in Linux Containers (LXC) before 2016-02-22
8.1
CVE-2017-18641
In LXC 2.0, many template scripts download code over cleartext HTTP, and omit a digital-signature check, before running it to bootstrap containers
6.5
CVE-2026-39402
lxc lxc-user-nic insufficient ownership validation allows cross-tenant OVS port deletion