CVE-2018-6334 (GCVE-0-2018-6334)
Vulnerability from cvelistv5
Published
2018-12-31 20:00
Modified
2025-05-06 16:48
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-621 - Variable Extraction Error ()
Summary
Multipart-file uploads call variables to be improperly registered in the global scope. In cases where variables are not declared explicitly before being used this can lead to unexpected behavior. This affects all supported versions of HHVM prior to the patch (3.25.1, 3.24.5, and 3.21.9 and below).
References
Impacted products
Vendor Product Version
Facebook HHVM Version: 3.25.2
Version: 3.25.0
Version: 3.24.6
Version: 3.22.0
Version: 3.21.10
Version: unspecified   < 3.21.10
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