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Status published
High
CVE-2020-1892
Insufficient boundary checks when decoding JSON in JSON_parser allows read...
Vulnerability Description
Insufficient boundary checks when decoding JSON in JSON_parser allows read access to out of bounds memory, potentially leading to information leak and DOS. This issue affects HHVM 4.45.0, 4.44.0, 4.43.0, 4.42.0, 4.41.0, 4.40.0, 4.39.0, versions between 4.33.0 and 4.38.0 (inclusive), versions between 4.9.0 and 4.32.0 (inclusive), and versions prior to 4.8.7.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Affected Software
HHVM
Vulnerable Versions:
4.45.1, 4.45.0, 4.44.1, 4.44.0, 4.43.1, 4.43.0, 4.42.1, 4.42.0, 4.41.1, 4.41.0, 4.40.1, 4.40.0, 4.39.1, 4.39.0, 4.38.1, 4.33.0, 4.32.1, 4.9.0, 4.8.7, unspecified
Timeline
Official Publish:
March 3rd, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H