CVE-2020-1899 Detail
This vulnerability is currently undergoing analysis and not all information is available. Please check back soon to view the completed vulnerability summary.
Description
The unserialize() function supported a type code, “S”, which was meant to be supported only for APC serialization. This type code allowed arbitrary memory addresses to be accessed as if they were static StringData objects. This issue affected HHVM prior to v4.32.3, between versions 4.33.0 and 4.56.0, 4.57.0, 4.58.0, 4.58.1, 4.59.0, 4.60.0, 4.61.0, 4.62.0.
Severity
References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-822 | Untrusted Pointer Dereference | Facebook, Inc. |
Change History
0 change records found show changes
Quick Info
CVE Dictionary Entry:
CVE-2020-1899
NVD Published Date:
03/10/2021
NVD Last Modified:
03/11/2021
Source:
Facebook, Inc.