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Vulnerability record · CVE-2023-39810 · published 28 August 2023

CVE-2023-39810: Busybox path traversal vulnerability

Busybox · Busybox

An issue in the CPIO command of Busybox v1.33.2 allows attackers to execute a directory traversal.

7.8 CVSS 3.1 High EPSS 0.77% · top 46.3% CWE-22 · Path traversal
7.8CVSS 3.1 base score
0.77%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
9 Jul 2026Last modified by NVD

Description

An issue in the CPIO command of Busybox v1.33.2 allows attackers to execute a directory traversal.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.pentagrid.ch/en/blog/busybox-cpio-directory-traversal-vulnerability/ Third Party Advisory
http://www.openwall.com/lists/oss-security/2025/04/23/1
http://www.openwall.com/lists/oss-security/2025/04/23/2
http://www.openwall.com/lists/oss-security/2025/04/23/3
http://www.openwall.com/lists/oss-security/2025/04/24/2
https://www.pentagrid.ch/en/blog/busybox-cpio-directory-traversal-vulnerability/ Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-39810), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.