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ubuntucveUbuntu.comUB:CVE-2023-7216
HistoryFeb 05, 2024 - 12:00 a.m.

CVE-2023-7216

2024-02-0500:00:00
ubuntu.com
ubuntu.com
24
path traversal
cpio utility
remote attacker
archive
symlinks
arbitrary commands
unix

5.3 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

5.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.6%

A path traversal vulnerability was found in the CPIO utility. This issue
could allow a remote unauthenticated attacker to trick a user into opening
a specially crafted archive. During the extraction process, the archiver
could follow symlinks outside of the intended directory, which allows files
to be written in arbitrary directories through symlinks.

Notes

Author Note
fabian Upstream believes this is normal behavior. https://lists.gnu.org/archive/html/bug-cpio/2024-03/msg00000.html
mdeslaur deferring to see if CVE gets rejected

5.3 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

5.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.6%