CVE Vulnerability

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.

6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://github.com/opencontainers/runc/security/advisories/GHSA-c3xm-pvg7-gh7r Patch Third Party Advisory
https://github.com/opencontainers/runc/releases Release Notes Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/19/2 Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4HOARVIT47RULTTFWAU7XBG4WY6TDDHV/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/35ZW6NBZSBH5PWIT7JU4HXOXGFVDCOHH/ Mailing List Third Party Advisory
https://bugzilla.opensuse.org/show_bug.cgi?id=1185405 Issue Tracking
https://github.com/opencontainers/runc/commit/0ca91f44f1664da834bc61115a849b56d22f595f Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20210708-0003/ Third Party Advisory
https://security.gentoo.org/glsa/202107-26 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:linuxfoundation:runc:1.0.0:rc7:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc6:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc5:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc4:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc8:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc9:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc94:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc10:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc90:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc91:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc92:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:runc:1.0.0:rc93:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Information

Published : 2021-05-27 01:15

Updated : 2022-06-28 02:11

NVD link : CVE-2021-30465

Mitre link : CVE-2021-30465

Products Affected
No products.
CWE
CWE-362