H3XAOperational intelligence
Live analytical pictureEvidence before assessment
TypeTechnique
External ID—
First seen2026-10-17
Last seen2026-10-17

Confidence

—

An adversary embeds one or more null bytes in input to the target software. This attack relies on the usage of a null-valued byte as a string terminator in many environments. The goal is for certain components of the target software to stop processing the input when it encounters the null byte(s).

Labels

attack-patterncapec
137 recorded

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1 external

References

capec
CAPEC-52
open