PT-2023-8523 · Cpio · Cpio

Febin Mon Saji · Published 2023-11-15 · Updated 2026-02-25 · CVE-2023-7216

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

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

Name of the Vulnerable Software and Affected Versions cpio (affected versions not specified)

Description 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. The vulnerability is related to incorrect link resolution before accessing a file, which may enable an attacker to execute arbitrary commands.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Link Following

Path traversal

Weakness Enumeration

CWE-59

CWE-22

Related Identifiers

BDU:2024-01091

CVE-2023-7216

Affected Products

Cpio

References · 26

• 🔥 https://bugzilla.redhat.com/show_bug.cgi?id=2249901 · Exploit
• https://ubuntu.com/security/CVE-2023-7216 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-7216 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-7216 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-7216 · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-01091 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-7216 · Security Note
• https://twitter.com/fridaysecurity/status/1755070021619835344 · Twitter Post
• https://twitter.com/Dinosn/status/1755076458924429417 · Twitter Post
• https://t.me/cvenotify/71159 · Telegram Post
• https://twitter.com/xBWothnDrdZsUl2/status/1754852949082485111 · Twitter Post
• https://t.me/cvenotify/82985 · Telegram Post
• https://t.me/cveNotify/153231 · Telegram Post
• https://access.redhat.com/security/cve/CVE-2023-7216 · Note
• https://t.me/cvenotify/79704 · Telegram Post