High severity · published Mar 3, 2023
CVE-2023-27561
runc through 1.1.4 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go
7.0
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0 · source: NVD
EL
Enterprise Linux · Redhat
8.0; 9.0 · source: NVD
OC
Openshift Container Platform · Redhat
4.0 · source: NVD
RU
Runc · Linuxfoundation
before 1.1.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-27561
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-27561
Exploit
https://gist.github.com/LiveOverflow/c937820b688922eb127fb760ce06dab9
Issue Tracking
https://github.com/opencontainers/runc/issues/2197#issuecomment-1437617334
Issue Tracking
https://github.com/opencontainers/runc/issues/3751
Mailing List
https://lists.debian.org/debian-lts-announce/2023/03/msg00023.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ANUGDBJ7NBUMSUFZUSKU3ZMQYZ2Z3STN/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DHGVGGMKGZSJ7YO67TGGPFEHBYMS63VF/
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