CVE-2021-43099

State: Published
Severity: Not scored
Published: Mar 28, 2022
Updated: Aug 4, 2024
Reserved: Nov 1, 2021

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).

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/diyhi/bbs/issues/51

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