CVE-2026-21878
BACnet Stack Improperly Limits Pathnames to a Restricted Directory
概要
BACnet Stack Improperly Limits Pathnames to a Restricted Directory
原文の説明
取得元が公開している説明をそのまま載せています (多くは英語)。
BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to 1.5.0.rc3, a vulnerability has been discovered in BACnet Stack's file writing functionality where there is no validation of user-provided file paths, allowing attackers to write files to arbitrary directories. This affects apps/readfile/main.c and ports/posix/bacfile-posix.c. This vulnerability is fixed in 1.5.0.rc3.
出典: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
参照URL
- advisory github.com
- advisory github.com
- advisory nvd.nist.gov
- patch github.com