id: GO-2022-0521
modules:
    - module: std
      versions:
        - fixed: 1.17.12
        - introduced: 1.18.0-0
          fixed: 1.18.4
      vulnerable_at: 1.18.3
      packages:
        - package: encoding/xml
          symbols:
            - Decoder.Skip
summary: Stack exhaustion from deeply nested XML documents in encoding/xml
description: |-
    Calling Decoder.Skip when parsing a deeply nested XML document can cause a panic
    due to stack exhaustion.
published: 2022-07-20T17:02:04Z
credits:
    - Go Security Team
    - Juho Nurminen of Mattermost
references:
    - fix: https://go.dev/cl/417062
    - fix: https://go.googlesource.com/go/+/08c46ed43d80bbb67cb904944ea3417989be4af3
    - report: https://go.dev/issue/53614
    - web: https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE
cve_metadata:
    id: CVE-2022-28131
    cwe: 'CWE-674: Uncontrolled Recursion'
    description: |-
        Uncontrolled recursion in Decoder.Skip in encoding/xml before Go 1.17.12 and Go
        1.18.4 allows an attacker to cause a panic due to stack exhaustion via a deeply
        nested XML document.