CVE-2021-3586 is a critical vulnerability affecting Red Hat OpenShift Service Mesh and servicemesh-operator. It stems from improperly configured NetworkPolicy resources, which fail to restrict port access, allowing any pod to access all ports on these resources. With a CVSS score of 9.8 (CRITICAL), this flaw presents a significant risk to data confidentiality, integrity, and system availability due to its network-based, low-complexity attack vector. Despite its severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.0CPE matchmatch criteria | cpe:2.3:a:redhat:openshift_service_mesh:2.0:*:*:*:*:*:*:* | ||
2.0.5.1CPE matchmatch criteria | cpe:2.3:a:redhat:servicemesh-operator:2.0.5.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.