CVE-2021-30465
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- CVE-2021-30465
CVE Details
| Release Date: | 2021-05-27 |
Description
runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition.
See more information about CVE-2021-30465 from MITRE CVE dictionary and NIST NVD
CVSS v3.0 metrics
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
| Base Score: | 8.5 | Base Metrics: | AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
| Access Vector: | Network | Attack Complexity: | High |
| Privileges Required: | Low | User Interaction: | None |
| Scope: | Changed | Confidentiality Impact: | High |
| Integrity Impact: | High | Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (docker-cli) | ELSA-2021-15112 | 2021-06-29 |
| Oracle Linux version 7 (docker-cli) | ELSA-2021-9329 | 2021-06-29 |
| Oracle Linux version 7 (docker-engine) | ELSA-2021-15112 | 2021-06-29 |
| Oracle Linux version 7 (docker-engine) | ELSA-2021-9329 | 2021-06-29 |
| Oracle Linux version 7 (runc) | ELSA-2021-14902 | 2021-06-11 |
| Oracle Linux version 7 (runc) | ELSA-2021-9298 | 2021-06-11 |
| Oracle Linux version 8 (buildah) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (buildah) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (buildah) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (cockpit-podman) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (cockpit-podman) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (cockpit-podman) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (conmon) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (conmon) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (conmon) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (container-selinux) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (container-selinux) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (container-selinux) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (containernetworking-plugins) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (containernetworking-plugins) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (containernetworking-plugins) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (criu) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (criu) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (criu) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (crun) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (crun) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (fuse-overlayfs) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (fuse-overlayfs) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (fuse-overlayfs) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (libslirp) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (libslirp) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (oci-seccomp-bpf-hook) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (oci-seccomp-bpf-hook) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (podman) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (podman) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (podman) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (python-podman-api) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (runc) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (runc) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (runc) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (skopeo) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (skopeo) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (skopeo) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (slirp4netns) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (slirp4netns) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (slirp4netns) | ELSA-2021-2371 | 2021-06-14 |
| Oracle Linux version 8 (udica) | ELSA-2021-2291 | 2021-06-10 |
| Oracle Linux version 8 (udica) | ELSA-2021-2370 | 2021-06-14 |
| Oracle Linux version 8 (udica) | ELSA-2021-2371 | 2021-06-14 |
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