Debian Security Bug TrackerDEBIANCVE:CVE-2019-18837CVE-2019-18837
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
0.002 Low
EPSS
Percentile
61.3%
An issue was discovered in crun before 0.10.5. With a crafted image, it doesn’t correctly check whether a target is a symlink, resulting in access to files outside of the container. This occurs in libcrun/linux.c and libcrun/chroot_realpath.c.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | crun | < 1.8.1-1+deb12u1 | crun_1.8.1-1+deb12u1_all.deb |
| Debian | 11 | all | crun | < 0.17+dfsg-1+deb11u2 | crun_0.17+dfsg-1+deb11u2_all.deb |
| Debian | 999 | all | crun | < 1.15-1 | crun_1.15-1_all.deb |
| Debian | 13 | all | crun | < 1.15-1 | crun_1.15-1_all.deb |
Related
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
0.002 Low
EPSS
Percentile
61.3%