CVE-2018-1000518

Public Exploit

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.13%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/aaugustin/websockets/pull/407 patch third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-1000518?
CVE-2018-1000518 has been scored as a high severity vulnerability.
How to fix CVE-2018-1000518?
To fix CVE-2018-1000518, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-1000518 being actively exploited in the wild?
It is possible that CVE-2018-1000518 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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