CVE-2018-6556 is a low-severity vulnerability affecting LXC versions 2.0.9 and above, and 3.0.0 through 3.0.1, as well as various Linux distributions. It allows an unprivileged user to check for the existence of otherwise inaccessible paths or trigger side effects by causing a read-only open of special kernel files through the lxc-user-nic component. The CVSS score is 3.3 (LOW), indicating a local attack vector with low complexity and no integrity or availability impact, but potential for information disclosure. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, suggesting a low current threat level.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
18.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | ||
>= 2.0.0, <= 2.0.9CPE matchmatch criteria | cpe:2.3:a:linuxcontainers:lxc:*:*:*:*:*:*:*:* | ||
>= 3.0.0, < 3.0.2CPE matchmatch criteria | cpe:2.3:a:linuxcontainers:lxc:*:*:*:*:*:*:*:* | ||
1.0CPE matchmatch criteria | cpe:2.3:a:suse:caas_platform:1.0:*:*:*:*:*:*:* | ||
2.0CPE matchmatch criteria | cpe:2.3:a:suse:caas_platform:2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.