CVE-2023-27561
HIGH 7.0EPSS 0.4%
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.
- CVSS v3.1 NVD
- 7.0 HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.45% chance of exploitation in the next 30 days, 38th percentile
- Published
- 2023-03-03
- Updated
- 2025-12-16
Proof-of-concept exploits (2)
- https://gist.github.com/LiveOverflow/c937820b688922eb127fb760ce06dab9
- southsidesamurai65-prog/container_all_in_one0★ · 2026-08-08
Security advisories
- opencontainers/runc/issues/3751
- https://lists.debian.org/debian-lts-announce/2023/03/msg00023.html
- advisories/GHSA-vpvm-3wq2-2wvm