CVE-2020-1892
High
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.
SeverityHigh
CVSS8.1
Exploit probability—
Product
Facebook Hhvm
PublishedMar 3, 2020
First seenMar 3, 2020
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- facebook hhvm4.8.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| facebook hhvm | v < 4.8.7, 4.9.0 ≤ v ≤ 4.32.0, 4.33.0 ≤ v ≤ 4.38.0, 4.39.0, 4.40.0, 4.41.0, 4.42.0, 4.43.0, 4.44.0, 4.45.0 | 4.8.7 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.