BusyBox libarchive Symlink Directory Traversal Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of BusyBox. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the libarchive component. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to create files in the context of the current user. Was ZDI-CAN-27556.
The specific flaw exists within the libarchive component. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to create files in the context of the current user. Was ZDI-CAN-27556.
Project Subscriptions
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Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
| Link | Providers |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-26-705/ |
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History
Wed, 21 Oct 2026 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | BusyBox libarchive Symlink Directory Traversal Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of BusyBox. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the libarchive component. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to create files in the context of the current user. Was ZDI-CAN-27556. | |
| Title | BusyBox libarchive Symlink Directory Traversal Arbitrary File Creation Vulnerability | |
| Weaknesses | CWE-22 | |
| References |
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| Metrics |
cvssV3_0
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Projects
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Status: PUBLISHED
Assigner: zdi
Published:
Updated: 2026-10-21T17:17:22.583Z
Reserved: 2026-09-15T18:15:24.701Z
Link: CVE-2026-92205
No data.
Status : Received
Published: 2026-10-21T18:17:31.007
Modified: 2026-10-21T18:17:31.007
Link: CVE-2026-92205
No data.
OpenCVE Enrichment
Updated: 2026-10-21T21:30:15Z
Weaknesses