CVE-2017-5985: linuxcontainers lxc Missing Authorization
Vulnerability summary
CVE-2017-5985 is a low (CVSS 3.3) Missing Authorization vulnerability in linuxcontainers lxc. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 27.2% of scored vulnerabilities.
Not severe (CVSS 3.3, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2 · Related 1Timeline
- 14-03-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
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 metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated3.3LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- OSV · DebianEcosystem advisory · calculated3.3LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
27%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.34% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian1 product
- lxc< 1:2.0.7-2
Linuxcontainers1 product
- lxc≤ 1.0.9 | ≥ 2.0.0, ≤ 2.0.6
Ubuntu1 product
- lxc< 1.0.9-0ubuntu3 | < 2.0.7-0ubuntu1~16.04.2
3 vendors · 3 products
References
12 links- lists.linuxcontainers.org/pipermail/lxc-devel/2017-March/015535.htmlMailing ListX Refsource MLISTVendor Advisory
- github.com/lxc/lxc/commit/16af238036a5464ae8f2420ed3af214f0de875f9X Refsource CONFIRMIssue TrackingPatch
