This indicates an attack attempt to exploit a Information Disclosure Vulnerability in Microsoft Windows Camera Codec.
This vulnerability is due insufficient handling of maliciously crafted file. An remote attacker may be able to exploit this to read arbitrary files on the target server under the security context of the system.
Windows 10 prior to KB4586787
Windows 10 Version 1607 prior to KB4586830
Windows 10 Version 1803 prior to KB4586785
Windows 10 Version 1809 prior to KB4586793
Windows 10 Version 1903 prior to KB4586786
Windows 10 Version 1909 prior to KB4586786
Windows 10 Version 2004 prior to KB4586781
Windows 10 Version 20H2 prior to KB4586781
Information Disclosure: Remote attackers can gain sensitive information from vulnerable systems.
Apply the most recent upgrade or patch from the vendor.