CVE-2020-8252
High
Description
The implementation of realpath in libuv < 10.22.1, < 12.18.4, and < 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.
SeverityHigh
CVSS7.8
Exploit probability54. percentile0.7%
Product
Nodejs Node.js
PublishedSep 18, 2020
First seenSep 18, 2020
Weakness typeCWE-120CWE-120
How to fix
Update
- nodejs node.js10.22.1, 12.18.4, 14.9.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nodejs node.js | 10.0.0 ≤ v < 10.22.1, 12.0.0 ≤ v < 12.18.4, 14.0.0 ≤ v < 14.9.0 | 10.22.1, 12.18.4, 14.9.0 |
| opensuse leap | 15.2 | — |
| fedoraproject fedora | 33 | — |
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.