Security Advisory

CVE-2020-1921

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-03-10 15:50:30

Last updated 2024-08-04 06:54:00

Assigner facebook

State PUBLISHED

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.

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