A vulnerability was found in the JBIGeDecode filter, a feature specifically intended for compressing monochrome images. The JBIG2Decode specifications hide their encoded malicious payload in order to get past antivirus scanners without being detected. Adobe says that the this trick has been used in a relatively small number of attacks, as well as one targeted attack. The vulnerability was identified as CVE-2010-0188, which allowed attackers to cause Adobe Reader and Acrobat to crash and gain complete control of your system.”]
Source: https://www.csoonline.com/article/2128413/cybercriminals-exploit-pdf-filter-to-embed-malware.html