What is the CVSS score of CVE-2023-27561?

CVE-2023-27561 has a CVSS 3.1 base score of 7.0 (High). CVSS vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2023-27561?

Yes, a public proof-of-concept exploit is available for CVE-2023-27561. Prioritise patching immediately. EPSS: 0.4%.

Is there a patch available for CVE-2023-27561?

Yes, a patch is available for CVE-2023-27561. Update the affected software to the latest version immediately.

Runc CVE-2023-27561

HIGH

Use of Incorrectly-Resolved Name or Reference (CWE-706)

2023-03-03 cve@mitre.org

Privilege Escalation Runc Openshift Container Platform Enterprise Linux Debian Linux

7.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.0 HIGH

AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 03, 2023 - 19:15 nvd

HIGH 7.0

DescriptionNVD

runc through 1.1.4 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. To exploit this, an attacker must be able to spawn two containers with custom volume-mount configurations, and be able to run custom images. NOTE: this issue exists because of a CVE-2019-19921 regression.

AnalysisAI

runc through 1.1.4 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. Rated high severity (CVSS 7.0). Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-706. runc through 1.1.4 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. To exploit this, an attacker must be able to spawn two containers with custom volume-mount configurations, and be able to run custom images. NOTE: this issue exists because of a CVE-2019-19921 regression. Affected products include: Linuxfoundation Runc, Redhat Openshift Container Platform, Redhat Enterprise Linux, Debian Debian Linux. Version information: through 1.1.4.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.