4 matches found
Off-by-one Error
Overview bacnet-stack is a None Affected versions of this package are vulnerable to Off-by-one Error. via the tokenizerstring function. An attacker can cause a crash by providing a string literal longer than the buffer limit, which leads to a stack overflow when the function incorrectly writes a...
CVE-2026-21870 The BACnet Protocol Stack library has an Off-by-one Stack-based Buffer Overflow in tokenizer_string
BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. In 1.4.2, 1.5.0.rc2, and earlier, an off-by-one stack-based buffer overflow in the ubasic interpreter causes a crash SIGABRT when processing string literals longer...
CVE-2026-21870
The CVE-2026-21870 affects the BACnet Protocol Stack library, specifically versions 1.4.2, 1.5.0.rc2 and earlier. The root cause is an off-by-one, stack-based buffer overflow in the ubasic interpreter’s tokenizer_string function. It mishandles null termination for maximum-length strings, writing ...
CVE-2026-21870 The BACnet Protocol Stack library has an Off-by-one Stack-based Buffer Overflow in tokenizer_string
BACnet Protocol Stack library provides a BACnet application layer, network layer and media access MAC layer communications services. In 1.4.2, 1.5.0.rc2, and earlier, an off-by-one stack-based buffer overflow in the ubasic interpreter causes a crash SIGABRT when processing string literals longer...