CVE-2017-5985

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Summary

CVECVE-2017-5985
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-03-14 17:59:00 UTC
Updated2025-04-20 01:37:25 UTC
Descriptionlxc-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.

Risk And Classification

Primary CVSS: v3.0 3.3 LOW from [email protected]

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Problem Types: CWE-862 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary3.3LOWCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
2.0[email protected]Primary2.1AV:L/AC:L/Au:N/C:N/I:P/A:N

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:L/AC:L/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Linuxcontainers Lxc All All All All
Application Linuxcontainers Lxc All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
CVE-2017-5985: Ensure target netns is caller-owned · lxc/lxc@16af238 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch
Bug #1654676 “lxc-user-nic does not ensure that target netns is ...” : Bugs : lxc package : Ubuntu af854a3a-2127-422b-91ae-364da2661108 bugs.launchpad.net Third Party Advisory
[security-announce] openSUSE-SU-2019:1481-1: important: Security update af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
oss-security - LXC: CVE-2017-5985: lxc-user-nic didn't verify network namespace ownership af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
LXC 'lxc/lxc_user_nic.c' Remote Privilege Escalation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
[lxc-devel] Security fix for CVE-2017-5985 (lxc-user-nic) af854a3a-2127-422b-91ae-364da2661108 lists.linuxcontainers.org Vendor Advisory
USN-3224-1: LXC vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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