An Archive Extraction (AKA "Zip Slip) vulnerability exists in bbs 5.3 in the UpgradeNow function in UpgradeManageAction.java, which unzips the arbitrary upladed zip file without checking filenames. The vulnerability is exploited using a specially crafted archive that holds directory traversal filenames (e.g. ../../evil.exe).
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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EUVD-2021-30050 | An Archive Extraction (AKA "Zip Slip) vulnerability exists in bbs 5.3 in the UpgradeNow function in UpgradeManageAction.java, which unzips the arbitrary upladed zip file without checking filenames. The vulnerability is exploited using a specially crafted archive that holds directory traversal filenames (e.g. ../../evil.exe). |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
Link | Providers |
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https://github.com/diyhi/bbs/issues/51 |
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History
No history.

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-04T03:47:13.528Z
Reserved: 2021-11-01T00:00:00
Link: CVE-2021-43099

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Status : Modified
Published: 2022-03-28T22:15:09.350
Modified: 2024-11-21T06:28:40.710
Link: CVE-2021-43099

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