CVE-2021-43099 | BDVDB-2026-172621 Detail

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).

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

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

Exploit#

No public exploit known

History#

Version 12022-03-28Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.