CVE-2023-27561
Published: August 31, 2023Last modified: August 31, 2023
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 score breakdown
| Parameter | Value |
|---|---|
| Base score | 7 |
| Attack Vector | LOCAL |
| Attack complexity | HIGH |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | runc | Not affected (1.1.5-r2) |
| Stream | runc | Not affected (1.1.9-r0) |
References
- https://gist.github.com/LiveOverflow/c937820b688922eb127fb760ce06dab9
- https://github.com/opencontainers/runc/issues/2197#issuecomment-1437617334
- https://github.com/opencontainers/runc/issues/3751
- https://lists.debian.org/debian-lts-announce/2023/03/msg00023.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ANUGDBJ7NBUMSUFZUSKU3ZMQYZ2Z3STN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DHGVGGMKGZSJ7YO67TGGPFEHBYMS63VF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNB2UEDIIJCRQW4WJLZOPQJZXCVSXMLD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FYVE3GB4OG3BNT5DLQHYO4M5SXX33AQ5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I6BF24VCZRFTYBTT3T7HDZUOTKOTNPLZ/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ANUGDBJ7NBUMSUFZUSKU3ZMQYZ2Z3STN/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/DHGVGGMKGZSJ7YO67TGGPFEHBYMS63VF/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/FNB2UEDIIJCRQW4WJLZOPQJZXCVSXMLD/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/FYVE3GB4OG3BNT5DLQHYO4M5SXX33AQ5/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/I6BF24VCZRFTYBTT3T7HDZUOTKOTNPLZ/