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ubuntucveUbuntu.comUB:CVE-2023-0778
HistoryMar 27, 2023 - 12:00 a.m.

CVE-2023-0778

2023-03-2700:00:00
ubuntu.com
ubuntu.com
18
cve-2023-0778
time-of-check time-of-use
podman
symlink attack
unix

6.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

27.7%

A Time-of-check Time-of-use (TOCTOU) flaw was found in podman. This issue
may allow a malicious user to replace a normal file in a volume with a
symlink while exporting the volume, allowing for access to arbitrary files
on the host file system.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchlibpod< anyUNKNOWN
ubuntu23.10noarchlibpod< anyUNKNOWN
ubuntu24.04noarchlibpod< anyUNKNOWN

6.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

27.7%