CVE-2018-1000518
High
Description
aaugustin websockets version 4 contains a CWE-409: Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Servers and clients, unless configured with compression=None that can result in Denial of Service by memory exhaustion. This attack appear to be exploitable via Sending a specially crafted frame on an established connection. This vulnerability appears to have been fixed in 5.
SeverityHigh
CVSS7.5
Exploit probability—
ProductWebsockets
PublishedJun 26, 2018
First seenJun 26, 2018
How to fix
Update
- websockets5.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| websockets_project websockets | 4.0 | — |
| websocketsPyPI | 4.0 ≤ v < 5.0, v < 5.0 | 5.0 |
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