This indicates an attack attempt against a Memory Corruption vulnerability in Adobe Acrobat and Reader products.
The vulnerability is due to an error when the vulnerable software handles a maliciously crafted PDF file. A remote attacker may be able to exploit this to execute arbitrary code within the context of the application, via a crafted PDF file.
Acrobat DC Continuous 15.010.20060 and earlier versions
Acrobat DC Classic 15.006.30121 and earlier versions
Acrobat Reader DC Continuous 15.010.20060 and earlier versions
Acrobat Reader DC Classic 15.006.30121 and earlier versions
Acrobat XI Desktop 11.0.15 and earlier versions
Reader XI Desktop 11.0.15 and earlier versions
System Compromise: Remote attackers can gain control of vulnerable systems.
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