Signature Detail

HTTP: PLTE-chunk Error

This anomaly triggers if it detects that the PNG PLTE-chunk presence is not consistent with the IHDR-chunk parameter "color type". For the color types# 0, 4 the PLTE chunk should be present. Triggering this incident can indicate malicious behavior aimed at your system.

Extended Description

None

References

• URL: http://www.libpng.org/pub/png/spec/iso/index-object.html