Variant weakness
Draft
CWE-121: Stack-based Buffer Overflow
Also known as: Stack Overflow, Stack Buffer Overflow
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
Last updated
3,143
Recorded CVEs
With this primary weakness
18
KEVs
In the CISA KEV catalog
High
Likelihood of exploit
Per MITRE
Variant
Abstraction
MITRE classification
Overview
CWE-121 (Stack-based Buffer Overflow) is a variant-level software weakness catalogued by MITRE in the Common Weakness Enumeration (CWE). It describes a recurring type of mistake that can lead to exploitable security vulnerabilities.