CVE-2019-3554

Description

Wangle's AcceptRoutingHandler incorrectly casts a socket when accepting a TLS 1.3 connection, leading to a potential denial of service attack against systems accepting such connections. This affects versions of Wangle prior to v2019.01.14.00

Categories

5.9
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.33%
Third-Party Advisory github.com
Affected: Facebook Wangle
Published at:
Updated at:

References

Link Tags
https://github.com/facebook/wangle/commit/3b17ba10a82c71e7808760e027ac6af687e06074 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2019-3554?
CVE-2019-3554 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3554?
To fix CVE-2019-3554, 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-2019-3554 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-3554 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3554?
CVE-2019-3554 affects Facebook Wangle.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.