CVE-2017-5985
low
CVSS v3
3.3
CVSS v2
2.1
VIR risk
3.3
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.
Predictions
Exploit likelihood
34%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-5985
Vendor advisory: cve@mitre.org — https://lists.linuxcontainers.org/pipermail/lxc-devel/2017-March/015535.html
Vendor advisory: cve@mitre.org — https://github.com/lxc/lxc/commit/16af238036a5464ae8f2420ed3af214f0de875f9
Vendor advisory: arch — https://security.archlinux.org/ASA-201705-17
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 1:2.0.8-1 | |
| debian | bookworm | fixed | 1:2.0.7-2 |
| debian | bullseye | fixed | 1:2.0.7-2 |
| debian | forky | fixed | 1:2.0.7-2 |
| debian | sid | fixed | 1:2.0.7-2 |
| debian | trixie | fixed | 1:2.0.7-2 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| linuxcontainers | lxc | {"endIncluding":"1.0.9"} | |
References
- https://security.archlinux.org/ASA-201705-17
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html
- http://www.openwall.com/lists/oss-security/2017/03/09/4
- http://www.securityfocus.com/bid/96777
- http://www.ubuntu.com/usn/USN-3224-1
- https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1654676
- https://github.com/lxc/lxc/commit/16af238036a5464ae8f2420ed3af214f0de875f9
- https://lists.linuxcontainers.org/pipermail/lxc-devel/2017-March/015535.html
- https://security-tracker.debian.org/tracker/CVE-2017-5985
CWEs
CWE-862
Verify integrity in audit chain (admin only). AS-IS.