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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: facebook

Published: 2021-03-10T15:50:30

Updated: 2024-08-04T06:54:00.475Z

Reserved: 2019-12-02T00:00:00

Link: CVE-2020-1921

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-03-10T16:15:14.547

Modified: 2021-03-15T15:29:38.527

Link: CVE-2020-1921

cve-icon Redhat

No data.