What’s Vulnerable › Vulnerabilities

CVE-2023-39810

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-28 · updated 2026-07-09
• Weakness: CWE-22

Description

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

Affected products

• busybox: 1.30.1, 1.33.2

References

• https://www.pentagrid.ch/en/blog/busybox-cpio-directory-traversal-vulnerability/
• 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/

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