CVE-2018-5256 affects CoreOS Tectonic versions 1.7.x before 1.7.9-tectonic.4 and 1.8.x before 1.8.4-tectonic.3. The vulnerability allows unauthenticated users to access a direct proxy to the Kubernetes API server, leading to information disclosure, specifically the listing of all namespaces. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low complexity, requiring no user interaction, and can result in significant information compromise. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.7.1-tectonic.1, < 1.7.9-tectonic.4CPE matchmatch criteria | cpe:2.3:a:redhat:tectonic:*:*:*:*:*:*:*:* | ||
>= 1.8.4-tectonic.1, < 1.8.4-tectonic.3CPE matchmatch criteria | cpe:2.3:a:redhat:tectonic:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.