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CVE-2023-27561

Public on 2023-03-03
Modified on 2023-03-14
Description

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.

Severity
Important
See what this means
CVSS v3 Base Score
7.0
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Docker Extra runc 2023-05-25 17:42 ALAS2DOCKER-2023-025
Amazon Linux 2 - Ecs Extra runc 2023-05-25 17:42 ALAS2ECS-2023-004
Amazon Linux 2 - Aws-nitro-enclaves-cli Extra runc 2023-05-25 17:41 ALAS2NITRO-ENCLAVES-2023-024
Amazon Linux 2023 runc 2023-06-07 23:52 ALAS2023-2023-208

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Red Hat: CVE-2023-27561 Mitre: CVE-2023-27561 FAQs regarding Amazon Linux ALAS/CVE Severity