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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-27561
HistoryMar 03, 2023 - 7:15 p.m.

CVE-2023-27561

2023-03-0319:15:11
Debian Security Bug Tracker
security-tracker.debian.org
24
runc cve-2023-27561 escalation unix libcontainer/rootfs_linux.go regression volume-mount configurations custom images.

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

19.2%

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.

OSVersionArchitecturePackageVersionFilename
Debian12allrunc<ย 1.1.5+ds1-1runc_1.1.5+ds1-1_all.deb
Debian11allrunc<=ย 1.0.0~rc93+ds1-5+deb11u3runc_1.0.0~rc93+ds1-5+deb11u3_all.deb
Debian10allrunc<ย 1.0.0~rc6+dfsg1-3+deb10u2runc_1.0.0~rc6+dfsg1-3+deb10u2_all.deb
Debian999allrunc<ย 1.1.5+ds1-1runc_1.1.5+ds1-1_all.deb
Debian13allrunc<ย 1.1.5+ds1-1runc_1.1.5+ds1-1_all.deb

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

19.2%