CVE-ID |
CVE-2020-1899
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• CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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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.
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References |
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
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Assigning CNA |
Facebook |
Date Record Created |
20191202 |
Disclaimer: The record creation date may reflect when
the CVE ID was allocated or reserved, and does not
necessarily indicate when this vulnerability was
discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
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Phase (Legacy) |
Assigned (20191202) |
Votes (Legacy) |
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Comments (Legacy) |
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Proposed (Legacy) |
N/A |
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