CVE-2020-8201
High
Description
Node.js < 12.18.4 and < 14.11 can be exploited to perform HTTP desync attacks and deliver malicious payloads to unsuspecting users. The payloads can be crafted by an attacker to hijack user sessions, poison cookies, perform clickjacking, and a multitude of other attacks depending on the architecture of the underlying system. The attack was possible due to a bug in processing of carrier-return symbols in the HTTP header names.
SeverityHigh
CVSS7.4
Exploit probability93. percentile5.3%
Product
Nodejs Node.js
PublishedSep 18, 2020
First seenSep 18, 2020
Weakness typeCWE-444CWE-444
How to fix
Update
- nodejs node.js12.18.4, 14.11.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nodejs node.js | 12.0.0 ≤ v < 12.18.4, 14.0.0 ≤ v < 14.11.0 | 12.18.4, 14.11.0 |
| opensuse leap | 15.2 | — |
| fedoraproject fedora | 33 | — |
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