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Unrated severityNVD Advisory· Published Mar 28, 2022· Updated Aug 4, 2024

CVE-2021-43099

CVE-2021-43099

Description

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).

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Affected products

2
  • bbs/bbsdescription
  • Diyhi/Bbsllm-fuzzy
    Range: =5.3

Patches

Vulnerability mechanics

References

1

News mentions

0

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