8.5

CVE-2021-30465

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.

Data is provided by the National Vulnerability Database (NVD)
Linuxfoundation ≫ Runc Version <= 0.1.1
Linuxfoundation ≫ Runc Version1.0.0 Updaterc1
Linuxfoundation ≫ Runc Version1.0.0 Updaterc10
Linuxfoundation ≫ Runc Version1.0.0 Updaterc2
Linuxfoundation ≫ Runc Version1.0.0 Updaterc3
Linuxfoundation ≫ Runc Version1.0.0 Updaterc4
Linuxfoundation ≫ Runc Version1.0.0 Updaterc5
Linuxfoundation ≫ Runc Version1.0.0 Updaterc6
Linuxfoundation ≫ Runc Version1.0.0 Updaterc7
Linuxfoundation ≫ Runc Version1.0.0 Updaterc8
Linuxfoundation ≫ Runc Version1.0.0 Updaterc9
Linuxfoundation ≫ Runc Version1.0.0 Updaterc90
Linuxfoundation ≫ Runc Version1.0.0 Updaterc91
Linuxfoundation ≫ Runc Version1.0.0 Updaterc92
Linuxfoundation ≫ Runc Version1.0.0 Updaterc93
Linuxfoundation ≫ Runc Version1.0.0 Updaterc94
Fedoraproject ≫ Fedora Version33
Fedoraproject ≫ Fedora Version34
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 2.36% 0.844
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 8.5 1.8 6
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 6 6.8 6.4
AV:N/AC:M/Au:S/C:P/I:P/A:P
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

https://github.com/opencontainers/runc/releases
Third Party Advisory
Release Notes