CVEs-PoC/2021/CVE-2021-27918.md

CVE-2021-27918

Description

encoding/xml in Go before 1.15.9 and 1.16.x before 1.16.1 has an infinite loop if a custom TokenReader (for xml.NewTokenDecoder) returns EOF in the middle of an element. This can occur in the Decode, DecodeElement, or Skip method.

POC

Reference

• https://groups.google.com/g/golang-announce/c/MfiLYjG-RAw

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/JakubWierzchowski/manier
• https://github.com/agadecki/malware-cryptominer-container
• https://github.com/henriquebesing/container-security
• https://github.com/kb5fls/container-security
• https://github.com/ruzickap/malware-cryptominer-container