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CVE PROGRAM SOURCE RECORDUnscored

CVE-2020-1921

In the crypt function, we attempt to null terminate a buffer using the size of the input salt without validating that the offset is within the buffer. This issue affects HHVM versi

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Status
Published
Published
Updated
Assigning organization
facebook

Description

In the crypt function, we attempt to null terminate a buffer using the size of the input salt without validating that the offset is within the buffer. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Facebook HHVM

  • 4.98.1 to < unspecifiedunaffected
  • 4.98.0affected
  • 4.97.1 to < unspecifiedunaffected
  • 4.97.0affected
  • 4.96.1 to < unspecifiedunaffected
  • 4.96.0affected
  • 4.95.1 to < unspecifiedunaffected
  • 4.95.0affected
  • 4.94.1 to < unspecifiedunaffected
  • 4.94.0affected
  • 4.93.2 to < unspecifiedunaffected
  • 4.81.0 to < unspecifiedaffected
  • 4.80.2 to < unspecifiedunaffected
  • 4.57.0 to < unspecifiedaffected
  • 4.56.3 to < unspecifiedunaffected
  • unspecified to < 4.56.3affected

References